presidential debate tonight starting at 9:00 p.m. eastern. the "overnight news" will be right back. ? ? (war drums beating) fight heartburn fast. with tums chewy delights. the mouthwatering soft chew that goes to work in seconds to conquer heartburn fast. tum tum tum tum. chewy delights. only from tums. (achoo!) did you know you can pick up cold & flu viruses from things in your home for up to 48 hours? it's like having a sick family member that you didn't even know was there. and we all know what happens but lysol spray and lysol wipes kill 99.9% of germs including 8 common cold & flu viruses to help protect your home. this cold and flu season help keep your home happy and healthy and lysol that. i asked my dentist if an electric toothbrush was going to clean better than a manual... he said sure, but don't just get any one. get one inspired by dentists, with a round brush head! and rotates to sweep it away. and oral-b crossaction delivers a clinically proven superior clean vs. sonicare diamondclean. my mouth feels super clean! oral-b. know you're getting a superior clean. in iraq the battle for mosul continues. now the iraqi army's turn to fight. they're attacking islamic state gunmen in the villages south of mosul and are 20 miles from the city. meanwhile, kurdish fighters are clearing out pockets of resistance in the 20 villages they captured on the first day of the assault. holly williams is with them. >> reporter: this is tarjelo one of a handful of villages recaptured from isis yesterday with the help of u.s. coalition air strikes that flattened the area you can see here. the battle for mosul started east of the city. hunting down the handful of isis fighters holding out. entrance to the tunnel. in tarjelo they showed the tunnels isis built to defend itself and the aftermath of four u.s. coalition air strikes that destroyed them. colonel told us the extremists fought to the death. >> do you think isis dug tunnels underneath mosul as well. for sure, he told us. suicide car bombs and tunnels, that's how isifi these used to be farming communities. but the residents fled isis two years ago and now it's an apocalyptic landscape. in the days before the offensive began the u.s. coalition softened the ground with air strikes inside the city of mcht osul. these are strikes on isis weapons facilities according to the coalition. there are thought to be fewer than 5,000 isis fighters left in civilians. isis is preventing them from leaving. using them as human shield. but some are managing to get out and coming to overcrowded camps like this one. hussein abdullah is an english teacher who fled a town south of mosul. >> you cannot sleep well you cannot guess when they will take you from your bed and kill you. >> reporter: the kurdish fighters say they killed 80 is extremists yesterday, eradicating isis in a city of a million people will be much more difficult. many people here in iraq, expected to take months. in the areas it controls, the islamic state has taken great pains to destroy all links to the past. buildings. statues. monuments. all reduced to rubble. some priceless works of historical significance. some artifacts are coming back seth doane reports from rome. >> reporter: a human-headed bull destroyed in iraq along with this temple ceiling lost in syria, are among the monuments that have been reimaged inned, reconstructed and put on display in roam. >> this is the way we would have seen it before isis destroyed it? >> absolutely. it doesn't exist anymore. >> francisco rutelli was behind the effort to research and rebuild monuments destroyed by isis. three italian firms took on the project to makre plaster, stone, and using pictures and documents collected from iraq and syria. >> we want to demonstrate that reconstruction and the scientific terms of reference is necessary and possible. >> reporter: you can reconstruct but you can't bring back the original? >> absolutely not. but we can, accept that the last word is the word of terrorists. coliseum. a fitting place, rutelli says. it is a place of triumph and tragedy. >> what did you think when they came to you with this idea? >> translator: it is a wonderful thing, ivano ferrari told us, he owns arte idea, which caters to movie sets not museums. he showed us the 3-d printer to show us the re-creation of the base of the archives of ebla destroyed in syria. and huh they re-created tablets in plaster working from copies. to make sure you get this right? people are looking at this as a piece of history? >> translator: that's true. this is not cinema. we pay much more attention, ferrario acknowledged. this is a huge responsibility. >> reporter: there are art historians, purists who would say, you shouldn't be doing this. happened in -- in afghanistan. bamian was in 2001, the taliban destroyed buddhist statues from the 6th century. >> 15 years later, it is still a big hole in a mountain. rutelli says his work is as much about displaying history as the it is fighting back against nose who tried to des i seth doane, cbs news, rome. the u.s. navy has an expensive weapon in its arsenal, guided missile destroyer, uss zumwalt commissioned and full of high tech wizardry and should be for $4 billion. david martin takes us aboard. >> reporter: never a navy never one that looked like this. and never one that cost so much. the look is easy to explain. the ship is designed to be stealthy. all those sharp angles meant to deflect radar beams sent out by any one trying to find it. >> this ship has a radar cross section 1/50th. >> reporter: we rode with captain james kirk, from norfolk, up the chesapeake bay to baltimore. it is chock-full of new technologies which allow the 600 foot vessel to be manned by 147 sailors. >> previous class of destroyers have 300 sailors. half the sailors running a ship that is 1 1/2 time the size. one of the new technologies. automatic gun mounts. barrels are hidden from sight to make them stealthy but can hurl a satellite guided shell more this is a huge amount of space for a navy warship. allows the crew to bring ammunition in here on a frk lift. over here. this is an elevator takes the ammunition down to the magazine and the round are then automatically loaded into the gun. zumwalt, a battleship for the ach in from either i'd of the peninsula, pretty far in to cover a large portion of the territory. the peninsula. >> reporter: the new technologies kept driving the cost up. and the number of ships the navy could afford down. from 32 to just three. that explains why the zumwalt alone costs an astronomical $4 billion. alone costs an astronomical $4 billion. it is now up to th ? ? ? ? ? ? geico motorcycle, today you can do everything in just one click, even keep your toilet clean and fresh. introducing lysol click gel. click it in to enjoy clean freshness with every flush. lysol. start healthing. ? yeah, click ? new k-y intense. a stimulating gel that takes her pleasure to new heights. k-y intense. long haul trucking industry facing shortage of drivers. trucking companies are enticing older drivers to forego retirement and stay behind the 10% of the commercial drivers on the road are now 65 or older. is that safe? kris van cleave has the story from a truck stop in savage, maryland. >> reporter: the question of driver age relates to a minefield, balance livelihood and independence with save fee. but as the the population ages, people work longer than ever and the trucking shortage grows. the industry is changing. with it the rules of the road may need to change as well. >> they're going to come here. something real positive in life. >> reporter: it was supposed to be a celebration for the hooks family. driving from oklahoma city to st. louis in the summer of 2009 to see ronnie become an elder at his church. but on i 44 near the state line, traffic slowed to a crawl. >> on the phone with him. when it happened on that day. the phone went dead. >> the semidriven by 76-year-old donald creed did not. it rolled on top of three cars, killing 10 including hooks' parents and two brothers. just this summer in newark, new jersey, a bus was t-boned by a new jersey transit bus driven by a 70-year-old. two died. days later a truck hauling stones driven by a 74-year-old, slammed into traffic in a new york. ten were hurt the a cbs news analysis of crash data reveals a 19% increase in accidents involving commercial truck and bus drivers in their 70s, 80s, and even 90s in just the last three years. from 2013-2015 there were more than 6,500 accidents involving older drivers in 12 states alone. oklahoma highwat lieutenant james loftas investigated the collision that tore apart the hooks family. >> do you think his age played into that at all? >> i do. >> reporter: he noticed an increasing number of crashes involving older commercial drivers. >> the industry is looking for only way that scan be done is on the federal level. >> reporter: rose mcmurray was a senior executive at the agency, recognizing reaction time and stamina become compromised with age considered implementing regular skills tests for older commercial drivers. >> it clearly can result in a lot of political backlash. so state governments, grappled with the grappled with this. because age discrimination laws intervene. >> the initiative was shelved. because of labor shortage and lack of age restrictions trucking schools are actively ive the truck.nd the wheel and dusty kashard is the director of the pennsylvania school. he said the agency regulating the trucking industry does not prohibit training older drivers discriminate based on age. >> i follow the guidelines. >> no age on it. >> pass the physical and everything. they want to drive. der commercial driver.e in her agency is now studying the trend. >> we are not quite at the point where we are ready to say one way or the other. if there needs to be a change in driver rules for drivers over >> washington's deliberations come too late for the hooks' family. >> we have all had to learn how to deal with it. and deal with it, with the recurring memories and the pain. of not having them. >> reporter: the truck driver involved in the hooks' family crash, pleaded guilty to numerous counts of negligent homicide. all misdemeanors. now the aviation industry also is facing a shortage, shortage of pilots. but that in dus free has a mandatory retirement age of 65 for all pilots. association that represented cbs news there is an increase in the drivers over 70. ??? we all have the ability to touch the lives of those around us. sometimes, even the smallest act has the power to change a life. reach out to the veterans in your life today - let them know they're not alone. ??? [phone ringing] man: hello kate: hi dad. can make all the difference. african nation of rwanda has seen its share of warfare and destruction. now the government is using the tool of war, the drone to save lives. debora patta reports. >> three, two, one. >> a drone hurdles across the sky, flying over impassible road, to remote villages deep in the rwandan countryside. usually associated with war and death, this drone is carrying blood, not bombs. >> clear for takeoff. zip line, 2-2. creation of the california company, zip line. keller ronaldo is co-founder. >> what this represents is an opportunity, a to leapfrog over the absence of road. provide, you know, first world level medical care to every single person in the country. regardless of where they live. >> here we go. >> reporter: the blood is placed in a cardboard box with a parachute, it flies to the shortages of blood are chronic in rwanda especially in rural clinics. half the blood goes to children during child birth. this doctor told us it is a constant challenge. when we don't have enough blood, the patient could die. he says, because the hospital is just too far. the pastor experienced this in the worst possible way. blood transfusion after losing her baby. the pastor spent five hours waiting for a supply of blood to arrive, but it was too late. certainly no one should die because of a lack of blood, the pastor said. it feels like she was washed away by a river. the rwandan government signed on with silicon valley in hopes of changing tha. >> from the distribution center workers and doctors. for those individuals, the experience of the system is super simple. send a text message. receive the product you need to save a patient's life. >> this particular flight took a mere five minutes before the blood was deli 33 miles away. as the the drone soared over the country of 1,000 hills, they carried the hope that this cutting edge technology could revolutionize rwanda's health care system. debora patta, cbs news, kigali, right now the drones are only delivering blood. the people and zip lines say they will send vaccine, anti-venoms and products. that's the news for this wednesday. for some of you the news continues. for others check back for the morning news and cbs this morning from the broadcast center here in new york city, three weeks to go. trump talks of winning. >> i don't believe the polls anymore. >> president obama. >> i would advise mr. trump to stop whining. >> all tonight -- is your face on file with the government? >> the opioid epidemic. we catch up with jason on his long journey back. >> you have been clean for how long? >> and a barber who shapes young heads and minds. >> do you know what circumstance means? >> yeah. >> what does circumstance mean? >> announcer: this is the cbs donald trump is taking aim at the washington establishment again. vowing to, as he put it, drain the swamp. and proposing term limits for members of congress, that is if he is elected. but with three weeks left our cbs news poll shows hillary clinton with a 9-point lead, and no trailing candidate has ever made up a deficit that big this late. major garrett is covering the trump campaign. >> this is our final shot, you are never going to be able to win. you are never going to be able to win. til >> reporter: donald trump told supporters in colorado they are his last line of defense and to ignore the campaign's current downward trajectory. >> i don't believe the polls anymore. i don't believe them. i don't believe them. >> reporter: trump kept insisting in spied of contrary evidence this election and previous ones have been undercut by voter fraud. the election at the polling booths. >> reporter: today at the white house, president obama called out trump's rhetoric. >> i would advise mr. trump to stop whining and go try to make his case to get votes. if when things are going badly for you, you lose, you start blaming somebody else, then you don't have what it takes to be in this job. >> reporter: on a conservative radio show yesterday trump said it would be wonderful to meet with russian president vladamir putin. >> if i win november #, i think i could see myself meeting with prior to the start of the administration. >> mr. trump's continued flattery of mr. putin and the degree to which he appears to model many of his policies and approaches to politics on mr. putin is unprecendented in american politics. >> reporter: trump faces charges if melania denied yesterday. six people came forward to corroborate on the record a "people" magazine's account of being sexually accosted by trump at his mar-a-lago resort in 2005. thank you. hillary clinton preparing for the final delate thbate tomorro evening here on cbs. and nancy cordes is in las vegas. >> reporter: a quick glimpse of clinton touching down vegas before ducking out of sight. her last campaign rally was six days ago in colorado. in fact, since august 1, clinton has done 60 private fundraisers, but only about 30 public rallies. a pattern that has the not gone unnoticed by trump. >> the system is also rigged by the donors giving hundreds of millions of dollars to crooked hillary clinton's campaign. >> reporter: but now as her lead expands, that money is coming in handy. in arizona, a red state where trump's heels her campaign is sinking an additional $2 million into ads and direct mail. also spending $1 million to boost turnout in missouri and indiana to help democrats locked in competitive races for senate and governor. another $250,000 to nebraska and maine, two small states where clinton could pick off a pair of electoral votes. her campaign even made a small ad buy this week in the red state of texas. >> it's important to stand up to >> reporter: one wild card endless stream of hacked campaign e-mails. today's batch shed light on clinton's secretive search for a runningmate. in march, kachl pain chair, john podestae-mailed her with a first cut of people to consider. 39 names divided into what he dubbed food groups. latino leaders. female lawmakers. male lawmakers. black leaders, military leaders. and down at the bottom, in his own food group, bernie sanders. titans including bill and melinda gates, starbuck's c.e.o. howard schultz, and apple ceo tim cook. the e-mails have been embarrassing. clinton aide say they hope they come up at tomorrow night's debate here. they say it will give clinton a chance to are gau rugue russia playing a disturbing role in the election. >> watch the debate on cbs. we have an update on last night's story, about state department pressure on the fbi during its investigation of clinton's e-mails. fbi records said that undersecretary of state patrick kennedy tried to convince the fbi that one e-mail on clinton's private server should not be classified secret. in return, one fbi official said the state department offered to help the fbi with its request to add agents in iraq. well today in a statement, kennedy said the two matters were not linked. political. kennedy said he had served democratic and republican administrations. there was no quid pro quo nor was there any bargaining. today, president obama warned that the battle of mosul will be difficult. iraqi troops and kurdish forces are surrounding iraq's second largest city which fell to isis two years ago. they're backed by american air strikes and u.s. special forces. holly williams is on battlefield. >> reporter: the village of tarjelo was recaptured from isis yesterday. in the rubble left behind by the battle are clues to how isis will defend mosul. the extremists dug a network of tunnels here, to protect themselves from attack. lieutenant colonel salim told us he expects the same tactics in mosul as well as more suicide villages on the eastern side of city where kurdish fighters went house to house yesterday. hunting down the isis gunmen holding out there. u.s. coalition air strikes demolished the tunnels in tarjelo which was abandoned by residents over two years ago. three air strikes. three u.s. air strikes. targeting the tunnels. four targeting the tunnels. but in mosul home million civilians effectively human shield. air strikes will be difficult without massive casualties. isis released this propaganda video today claiming that life in the city is normal. and showing the extremists fighting off the offensive. but normal life in mosul also include this warning. another brutal execution of a this year we have been following one man's struggle to overcome his addict tugs heroin. each day in this country, 78 people die from an opioid related overdose. so, jason amaral is fight his life. demarco morgan continues his series, in the shadow of death, jason's journey. >> real quick. is this good enough, dude? >> your dwrieyes open you think heroin. nothing else. any addict that is watching this, will attest to that. >> reporter: we met jason amaral, march 22nd, the day before he started rehab. roaming the city of boston on a there. i'm going over there. not how i want to live. it's been 12 years. >> that morning we watched as he crushed and snorted pills from a toilet seat in city hall, scored drug drugs outside a restaurant aroond no around noon. i did heroin was sick. did a shot and am very, very high. that evening. at a friend's house. shooting up again. >> it gets boring. it gets old. it gets tiring. four and a half years, it has been misery. >> reporter: that night, jason's best friend, mike dugan, recovering addict, seven years clean came to take him to rehab. >> it's life or death. you will die if you don't get it this time. >> eight times. >> nobody wants you dead, man. >> good morning, jason. how are you? we are glad you are here? >> we traveled to new jersey for the first stage of jason's treatment at recovery cities of the past three months. i dent know huh to live a normal life, sober. i don't know how to deal with life. >> who would want life like that after the footage you see, who would want to live like that. but it's not really -- what i want to do. it's just what the, what i guess, the drug drives me to do, i guess. i don't know. can they stop the camera for a second? >> reporter: jason's first 24 hours of detox were a struggle. he just learned his brother addict couldn't find a bed for treatment. >> keep taking everything from me. >> his brother's struggles motivated him to beat his addiction. >> i am never going to overdose. my brother won't overdose. he is going to survive. he will get it this time. after four weeks of counseling. >> 28 days today. >> he was one step close tire his goal off the awe i feel a lot better than how i felt when i got here and what i thought i know what i mean. >> reporter: after he finished at rca, jason transitioned to a second program at awakening's lodge on cape cod, addicts live offsite from the treatment center so they can learn to live sober without constant supervision. jason was drug tested once a week and participated in more therapy. >> if you are on top of the were, not a care, easy beans, i got this. that would be worrisome. >> to accept the things we cannot chge graduated. >> keep coming. work it. thank you. >> how you doing? >> good. >> it's been a while. >> four months later we caught up with jason now living with other recovered addicts in massachusetts. >> you have been clean for how long? >> it has been a little over six months. >> congratulations. >> right around there. >> thank you. >> jason has a full time job at a restaurant. he is also advocating to get addicts like himself more help. in front of massachusetts lawmakers. remember jason's friend, mike dugan, the one who got him into rehab. >> i love you. keep your head up. >> he was the first person, jason thanked. >> we have been friend for a long time. this isn't like the first opportuni opportunity -- that he has given me. and -- in the past i haven't been able to like stay and i'm just glad that he like, he gave me another chance to, to do this. >> jason is also getting another chance from rca, the rehab center he entered earlier this year. they offered him a job in their second chance program for addicts and early recovery. jason's brother andrew is off the streets. in treatment at an rc facility in maryland. there is hope tonight. >> great public service reporting, demarco morgan, demarco has an extended interview with jason as well as links to help and recovery. find them at cbsnews.com/heroin epidemic. recovery works. coming up -- the world's largest collection of mug shots, chances are you're part of it. >> later, the barber who gives kids a head start. extraordinary starts here. new k-y intense. a stimulating gel that takes her pleasure to new heights. jack be nimble, jack be quick, jack knocked over a candlestick onto the shag carpeting... ...and his pants ignited into flames, causing him to stop, drop and roll. with renters insurance. because all his belongings went up in flames. jack got full replacement and now has new pants he ordered from banana republic. visit geico.com we were surprised to learn that nearly half of am kwan adults are in facial recognition databases. what are law enforcement doing with your mug? jeff >> reporter: facial recognition technology locks in once you are in range. putting the green box around us displaying our names. bengie hutchinson works for nec the company that sells the software. so there are cameras like this on the streets? >> there are. >> reporter: cameras equipped with the software can match a person's face to others in a database. it could have helped after the boston marathon bombing. investigators there had to sift 13,000 videos before identifying tsarnaev. >> we could have gotten the match in second. >> reporter: in baltimore the police department used facial recognition during the 2015 riots to identify looting suspects. but it has raised privacy concerns. alvaro bedoya author of a facial recognition and found 26 police departments use the technology and 16 states allow the fbi to tap into their systems. photos culled from social media images. driver's licenses and government ids. the report argues the biometric network primarily include law-abiding americans. maryland enrolled 4 million drivers in its system. ask a marylander do they know warrants and pretty sure they'll be surprise add but that. >> reporter: maryland officials say they limit access to the technology. scott, the fbi says the technology is crucial to catching terrorists and criminals. >> looks like jeff pegues, jeff, thank you very much. next, a little known retirement plan. we'll tell you who qualifies. you wanna see something intense? pantene expert gives you the most beautiful hair ever, with our strongest pro-v formula ever. strong is beautiful. ugh, it's only lunchtime and my cold medicines' wearing off. i'm dragging. yeah, that stuff only lasts a few hours. or, take mucinex. one pill fights congestion for 12 hours. no thank you very much, she's gonna stick with the 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(war drums beating) fight heartburn fast. with tums chewy delights. the mouthwatering soft chew that goes to work in seconds to conquer heartburn fast. tum tum tum tum. chewy delights. if you are on social security. you will get a raise next year of .3 of 1%. less than $1 a week. likely to be wiped out by an increase in medicare. all of this a reminder of how important it is to save. jill schlesinger and what states are doing to help in tonight's eye on >> reporter: 18 months ago, marc hoffman opened his first business, strong start, child learning center in trumbull, connecticut. he was not offer a retirement plan for 32 employees. while hoffman wants to help his staff save he simply doesn't have the time or expertise. >> there are so many things to do that those type of benefits are not first and fer most the number one priority with a new connecticut workers do not have access to work place retirement plans. like a 401(k) or ira. state controller, kevin lembo. >> folks are going to enter retirement underprepared and will likely turn back to state or federal government for level assistance if and when they run out of money. >> reporter: connecticut and seven state have recently passed legislation to help private sector workers get a retirement plan. starting in 201, businesses with more than five employees that don't already offer a retirement plan, will be required to participate. employees will be automatically enrolled at a 3% payroll reduction rate. but they can choose to opt out. research shows that employees are 15 times more likely to contribute to a saves program if it is offered through work. and if they have to open an account on their own. >> press, press, press. 27-year-old bridgette bellitto-douglas. a teacher. but he is interested in the new program. >> i don't even have to think about it. don't have to go to the bank. more money. could be something i didn't have to think about. >> so, jill, bridgette its starting fairly early at 27. but is that 3% you talked about enough? >> it probably isn't. we really want to see people go up to 5%, 6%. 10%, eventually. 15%. and, maxing out as soon as all of their covered. >> save as much as you can early as you can. >> you got it. >> jill, thank you so much. >> thank you. >> sheer genius in the barber shop. we end tonight in a full service barber shop caring for heads outside and in. here is dean reynolds. >> reporter: there is no barber pole outside the fuller cut in ypsilanti possibly because there trimming. >> so circumstance is kind of like a situation, okay. >> like treyveon lymon any kid that comes here and read from a book, gets $2 shaved off the price. make sure you put the book back. an idea, alex fuller says really caught on. >> the parents are already prepping their kids to sit in the chair and get ready to read the book. robert hopkins brings his son. >> what parent don'tt three boys in the barber shop plus you. >> jaylen johnson is a 7th grader. what's better the discount, $2 or reading? >> probably the reading part. >> yeah, that's the right thing to say. yeah. ryan griffin cuts hair and sorts books. he wants the kids to discover their past. and overcome old notions. >> you sound like a white person. that same rationale comes from, you know, you are an uncle tom. learning is uncool. >> learning is uncool. we have to break those things. i always go back to quote frederick douglas it is easier to build strong children than repair broken men. >> reporter: what is your book? >> frederick douglas. >> as they were old. >> reporter: charles johnson is 12. >> kids know who care about them they want to make that person proud. so we even see it here. >> reporter: he got his $2 and a lot more. >> reporter: dean reynolds, cbs news, ypsilanti, michigan. >> that's the "overnight news" for this wednesday. for some of you the news continues. for others check back later for the morning news. be sure not to miss cbs this morning. from the broadcast center in new it's wednesday, october 19th, 2016. this is the "cbs morning news." get ready for a slug fest in sin city. the third and f debate is tonight. donald trump's rigged election claims and hillary clinton's wikileaks drama could take center stage. and the fight for mosul. we have new clues on the tactics isis is using to defend the iraqi city and it involves tunnels. good morning from the studio 57 newsroom at cbs news headquarters here in new york. good to be with you. well, tonight in las vegas, donald trump and hillary clinton debate for the third and final time. since their last face-off, trump has faced numerous allegations of sexual assault and declining poll numbers, while clinton is dealing with almost daily revelations about her use of private e-mail. weijia jiang is in las vegas. good morning. >> reporter: good morning. and to everybody. donald trump is trailing in the polls, but going into tonight, he is telling sporters t the numbers. hillary clinton has been laying low without a campaign rally in a week. and with both candidates on the defensive from those controversies, debate experts predict this could be the dirtiest one yet. donald trump spent the evening before the final debate, vowing to bring term limits to congress as president. >> it's time to sweep the corruption out of washington. >> reporter: the republican amid multiple allegations of sexual assault and harassment. just yesterday, six people came forward to corroborate claims leveled against him by a writer for "people" magazine who says trump forcibly kissed her during an interview at his florida state in 2005. >> these were made-up allegations made up by the media. very unfair. >> reporter: hillary clinton says she is ready to answer questions around the e-mails published by wikileaks. one yesterday showed aides mocking rival bernie sanders. the format for tonight's debate is the same as the first, with clinton and trump standing at different podiums. as they make their final case to millions of americans. university of las vegas professor jacob thompson thinks tonight's event could be even style debate. >> for trump, i think he'll literally throw everything in the kitchen sink at hillary ranging from more talk from accusers against bill clinton to breitbart accuser theories. >> reporter: all eyes are to see if they shake hands from the start, something they avoided last time. even the candidates' guess list reveal attempts to rattle the other side. trump is bringing a mother whose son was killed during the be clinton for it. clinton is bringing two known billionaires including mark cuban and no secret there is bad blood between him and donald trump. >> it is bound to be an interesting night. weijia jiang in las vegas, thanks so much. wikileaks says the u.s. government was behind ecuador's decision to cut off internet access for wikileaks founder julian assange. he was granted asylum in 2012 embassy. president obama had advice for donald trump. stop whining. the president said trump's accusations of voter fraud are unprecedented and not based on fact. >> you start whining before the game is even over? whenever things are going badly start blaming somebody else? then you don't have what it takes to be in this job. >> the president addressed the election yesterday at the white house while hosting the italian prime minister. mr. obama also accused trump of cozying up to russian president vladimir putin. coming up on "cbs this morning," we will talk about tonight's debate with mark leibovich, the chief national correspondent for "the new york times" magazine. you can watch the debate anti-american protests outside of the u.s. embassy in the philippines turned violent overnight. a police van that had been attacked plowed through the crowd. there were about a thousand demonstrators outside of the embassy in manila. 31 people were arrested and not clear how many were injured. now to the battle to retake the isis stronghold of mosul. iraqi troops and their kurdish allies, backed by a u.s.-led coalition, say they have driven isis fighters out of ten villages near mosul, but isis is dug in and the actual battle for the city has yet to begin. holly williams reports from iraq. >> reporter: the village of tajvilo was recaptured from isis yesterday. left behind behind the battle are clues how isis will defend mosul. the extremists dug a network of tunnels here to protect lieutenant colonel shaled expects the same in mosul as well as more sued bombers. the battle for mosul began in villages on the eastern side of the city where kurdish fighters went house-to-house, hunting down the isis gunmen holding out there. u.s. coalition air strikes demolished the tunnels in taj ella which was residents three years ago. three air strikes, three u.s. air strikes target is the tunnel. >> four. >> targeting the tunnels. but in mosul home to around a million civilians who are effectively human shields, air strikes will be difficult without massive casualties. isis released this propaganda video today claiming that life in the city is normal, showing but normal life in mosul also includes this morning another brutal execution of a man they claim is a spy. isis is hungerering down, preparing to defend the biggest city in its so-called islamic state. there are also fears that isis could use chemical weapons in the battle for mosul. last month the u.s. air strike destroyed what the u.s. a chemical weapons plant in the area. holly williams, cbs news, in northern iraq. back here at home. another batch of mosquitoes carrying the zika virus has been detected in miami. the insects were in a trap in an area already designated as a transmission zone. a large portion of the city remains an active zika zone. more than a thousand people in florida have been affected, most while traveling outside of the u.s., though.