His story begins in iraq. Eporter evenn when colonel badal bandi told us his forces face isis attacks every day, we didnt expect this would be one of them, until he showed us where threeee suicide car bombers tried to charge their outpost at dawn. His soldiers shot the drivers dead before they detonated their bomb, but the car bombs remained no more thann 50 yards away. [explosion] here on the front line, the bomb squad is a 50caliber gunner. First went up in a plume of smoke. He then opened up on the car in the ditch, the one much closer to us. We watched until he finally made a direct hit. [explosion] the massive explosion blew filled a bunker with choking dust. That noiseses debrisrom the bomb and wreckage from the car that came crashing down. Everybodys ears were ringing, but no one was hurt. Hours later, we crossed into syria where rebel commander Talal Ali Selo gave us a grim picture of just how many Suicide Missions theyve seen. Can you give me an idea, how many have you had to face in thehe past month . 42 car and truck bombers, he sa, three on motorcycles and four suicide bombers on foot. This week three car bombs killed 28 people. The colonel told us the town had run out of sugar stork get past in trucks delivering sugar. You went to the funeral today. What are people there telling you . Ad, he told us, and they want us to makeure this doesnt happen again. The colonel told us although they stopped most attacks, scott, its hard to stop them all because isis is constantly changing tactics. Th never know when theyre gogog totrike, and they seem to have an unlimited supply of suicide bombers. Pelley Charlie Dagata on the battlefield, thanks. Theres also apparently an unlimited supplier of followers coming from the west. So today the white house is reviewing how immigrants are screened. One of the terrorists who killed 14n california wrote online two years ago of her desire for jihad. Then she got an american visa. Jeff pegues has more. reporter when Tashfeen Malik applied for a fiancnc visa in 2014,he had her name and face checked against terror watch lists, but whether she posted radical views on social media was not checked. Ran t t state Departments Program to counter isis online. Nowadays every company that hires is looking through your social media. Yes. Reporter should the government be doing more . This is the crazy thing about this debate. You would think that people who are trying to come to the United States to live in the United States, a privilege that most people dont have, would actually have that scrutiny. Reporter the department of Homeland Security says it began three pilotrograms in 2014 to examine whether screening social media was consistent with current laws and privacy protections. Today government officials dismissed allegations Homeland Security secretary jeh johnson delayed the implementation of new rules because of p plic relations concerns,. A review of the policy is under way. Since the attack, some members of congress have been demanding changes to the visa screening system. And have they checked now Tashfeen Malik a little more, maybe she wouldnt have gotten a visa reporter even one of the countrys largest muslim organizations is not against increased social media scrutiny. Ibrahim cooper is with the council on American Islamic relations. Measures that target only one faith group, only one ethnic group or peoe from a a certain nationon origin, that raises concern, and its also counterproductive to our nations security. Reporter last year there were more than 460,000 visas issued. Scott, there are concerns that adding a layer of social media scrutiny could delay the process, hurting tourism and business. Pelley jeff pegues in washington. Jeff, thanan. Today Donald Trumps physician said the republican candidate would be, and this is a quote, the healthiest individual ever elected to the presidency. Of 110 65 astonishingly excellent, but even that trumpian hyperbole couldnt help with other numbers today that arent so healthy. Seven weekek before the caucuses, trump trails ted cruz in iowa by ten points. Heres Major Garrett. Were doing really well. Iowas been amazing. Reporter donald trump is no longer winning in iowa. The Des Moines RegisterBloomberg Politics po is one of two in`the last week to show ted cruz on top. The third poll out today has trump andd cruz tied. Faced with adversity, trump is now attacking cruz. I dont think he has the right temperant. I dont think hes got the right judgment. Reporter tough. Mocked cruzs frequent clashes with g. O. P. Leaders, most memorablely when he triggered the 2013 Government Shutdown in a futile attempt to end obamacare. Y y look at thehe way hes dealt with the senate, where he goes in there like, frankly like a little bit of a maniac. Done that way. Reporter cruzonsiders the shutdown a demonstration of zeal among gop establishmentty midty, but cruz, ever wary of aggravated trump supporters, did not argue the point. Instead he posted this throwback video of the movie flash dance, dedicated, cruz said, to maniacs everywhere. Trump and cruzs bat until iowa has come at the expense of former leader ben carson. He told an iowa radio show hes fallen behind as terrorism has become a top campaign issue. Tomorrow nights debate will give carson a chance to turn the tide on foreign policy. Marco rubio, whose november rise stalled, is also in need of esh momentum. Scsct, rubio is still best positioned as the republican alternative should voters want one, to trump, cruz and carson. Pelley Major Garrett not in venice b b in vegas. Major, thanks very much. Today the army said that Bowe Bergdahl will be courtmartialed for desertion and endangering his fellow troops. Bergdahlhlas a taliban prisoner for five years after he walked away from his post in afghanistan. He was swapped last year for five prisoners at guantanamo. An army hearing officer had recommended no jail time, but bergdahl now, if convicted, could face up to life in prison. It was three years ago today that a gunman opened fire at Sandy Hook Elementary School in newtown, connecticut, killing 20 first graders and six adults. Vice President Biden tweeted,d, estimated 555 children have been killed by guns in america. It is shameful tha congressp has not a ted. As the nation continues to debate gun laws and access to Mental Health care, newtown parents are reminding us of the urgency. And heres michelle miller. We gather here in memory of 20 beautiful children. Reporter when the numbers became names charlotte, daniel. Reporter and the names became face, suddenly they were americas children. 20 first graders gunned down in their classrooms along with their teacher. Its always 12 14. It is always the last day that they went to school. Thats never going to change. Reporter but something had to change for nicole hawkly, who lost her sixyearold son dylan. Ts is about not accepting this. And say, these shootings happen. Reporter together with other newtown parents, she helped found sandy hook promise, a grouou working to prevent gun violence. I ask still feel him. I can smell him. I can hear his little voice. Reporter mark barde also lostis sixyearold son daniel. In almost every onenef these Mass Shootings, there are signs and signals. There are opportunities to intervene to stop that continuum before it leads to tragedy. R rorter together theyey travel the c cntry teaeaing others how to respond to those signs. They call it the Say Something campaign. If you see someone at risk, Say Something. That training worked recently in cincinnati when a student reported somomne plotting an attack. Reporter the whole thing was stopped and diffused. Oh, yeah. I burst into tears. It was overwhelming. Potentially saved lives, that means something. Reporter and so does sweeping Gun Legislation they helped nass connecticut two ars ago. It expands the been on assault weapons and limits the number of rounds per magazine. But the campaign has had its setbacks. With the defeat of a bill two years ago that would have closed loopholes in background checec for gun buyers. A lot of people say, if it didnt happen with newtown, when will it happen . it is happening. Sandy hook was the start. It was a catalyst for change. Its too late for us, but theres a lot of other positive change for this country that will come. Reporter change that will keep a promise to the children of sandy hook. Michelle miller, cbs news, new york. Pelley we have been bringing you a variety of violence, from gun rights to gun control. Tonight we continue our series, voices against v vlence. Im tom farley, the former Health Commissioner for new york city, and now the chief executive officer from an Organization Called the public good. Let me put the problem of gun violence into perspective. Think of the most horrific Mass Shootings in american history. Newtown, 26 people killed, virginia tech, 32 people killed, and we lose that many people to gun violence every day in america. An average dayay in america, 31 people are killed with gun homicides, and 58 people shoot themselves with guns. This isnt just a Law Enforcement problem, but its a Public Health problem. Homicides and suicicis are the numbertwo and numberthree causes of death in young people and teenagers in america today. Those people arent being killed with viruses. Theyre being killed for the most part by bullets. The gun is, after all mark sheen, a mechanical object that causes injuries, like a car, and have dropped by more than half in 1980 by a Public Health approach with safer highways and safer car design. We can t te a Public Health approach to design safer guns and put in other Public Health policies to reduce gun deaths, as well. We need a much more thorough process for background checks. You can undergo a more thorough vetting if you want to adopt a cat from a shelter. If you can reduce the number of guns in america, we can prevent an awful lot o those shootings. Pelley former new York City Health commissssner tom farlrl. If a drone is on your shopping list, theres something you need to do before it takes off when the cbs evening news continues. I use whatats already inside me to reach my goals. So i liked when my doctor told me i may reach my blood sugar and a1c goals by activating whats within me. With onceweekly trulicity. Trulicity is not insulin. It helps activate my body to do what its supposed to do trulicity responds when my blood sugar rises. I take it once a week, d it works 24 7. It comes in an easytouse pen and i may even lose a little weight. Trulicity is a onceweekly injectable prescription medicine to improve blood sugar in adults with type 2 diabetes. It should be used along with diet and exercise. Trulicity is not recommended as the first medicine to treat diabetes and should not be useby people with severe stomach or intestinal problems, or people with type i diabetes or diabetic ketoacidosis. Trulicity is not insulin and has not been studied with longacting insulin. Do not take trulicity if you or anyone in your family has had medullary Thyroid Cancer or multiple endocrine neoplasia syndrome type 2 or if you are allergic to trulicity or its ingredients. Stop using tlicity and call your doctor right away if you have symptoms of an allergic reaction, such as itching, rash, or difficulty breathing; if you have signs of pancreatitis such as severe stomach pain that will not go away and may move to your back, with or wiout vomiting; or if you have symptoms of Thyroid Cancer, hoarseness, trouble swallowing, or shortness of breath. Medicines like trulicity may cause stomach problems, which could be severe. Tell your doctor about a your medical contions and any medicines you take. Taking trulicity with a sulfonylurea or insulin may increase your risk for low blood sugar. Common side effects include nausea, diarrhea, vomiting, decreased appetite, and indigestion. Some side effects can lead tdehydration, which may cause kidney failure. With trulicity, i click to activate whats within me. If you want help improving your a1c and blood sugar numbers with a noninsulin option, ask your doctor about oncewmekly trulicity. And click to activatat your within. Pelley the skies are getting crowded with drones. Transportation correspondent kris van cleave shwws us how reporter when f. A. A. Registration web site goes live next monday, current drone owners will have two months to register. Newly purchased devicesill have to be registered before taking flight. I think thihi does add a level of seriousness to the operation of the drone. Reporter former f. A. A. Assistant administrator scott brenner. Dohey need to have a Drone Registration Program . I think f. A. A. Was struggling with how do we educate new yearsers, and by creating this registry, now we have a direct link to every user, which will allow us to do a tremendous amount of education. Reporter the f. A. A. Hopes that education willl preventore close calls in the air. A new report identified 158 incidents in the last two years where a drone came within 200 28 times the pilot had to take evasive maneuvers. There has never been a confirm collision between a drone and another bircraft. The new Registration System will require e one owners to give their name, Mailing Address and i think some will not want to pay that fee. Reporter lawyer Michael Drobac works with the drone industry, whwhh has been supportive of a Registration System. Does having the Registration System make the skies safer, do you think . Do i think those who would act in an inappropriate manner, do i think they will register . Probably not. Reporter the f. A. A. Will waive that 5 fee for the first 30 days. All operators will be given anh Identification Number that has to be displayed on their drones. Pelley kris van cleave, thanks very much. Still the bully poultry. Why the mail man has to walk swiftlyy and carry a bigtick. Rated 1 trading app in the app store. It lets you trade stocks, options, futures. Even advanceorders. Anit offers more charts than a lot of the other competitors do in desktop. You work so late. I guess you dont see your family very much . I see them all the time. For all the confidence you need. Td ameritrade. You got this. For adults with an advanced lung cancer called squamous nonsmall cell, previously treated with platinumbased chemotherapy, its not every day something this big comes along. A chance to live longer with. Opdivo, nivolumab. Opdivo is the first and onlymmunotherapy fda approved based on a Clinical Trial demonstrating longer life. For these patients. In fact, opdivo significantly increased the chance o living longer versus chemotherapy. Opdivo is different. T. It works with your immune system. Opdivo can cause your immune system to attack normal organs and tissues in your body and affect how they work. This may happen any time during ororfter treatment has e eed, and may become serious and lead to death. See your doctor right away if you experience diarrhea; severe stomach pain o` tenderness; severe n nsea or vomiting; loss of appetite;. Swollen ankles; extreme fatigue; constipation; rash; or muscle or joint pain, as this may keep these problems from becoming more serious. These are not all the ssible side effects of opdivo. Tell your doctor about all your medical conditions including immune system problems or if youve had an organ transplant, or lung, breathing or liver problems. A chance to live longe k your doctor if opdivo is right fofoyou. Bristolmyers squibb thanks the patients and physicians who participated in the opdivo Clinical Trial. You owned your car for four years, you named it brad. You loved brad. And then you totaled him. You two had been through everything together. Two boyfriends, three jobs. Youre like nothing can replace brad. Then Liberty Mutual calls, and you break into your happy dance. If you sign up for better car replacement , well pay for a car thats a model year newer see Car Insurance in a whole new light. Liberty mutual insurance. Praised as one of americas best mayors who governed as a pragmatist. Bernie sanders passed more amendments in a Republican Congress than any other member. Cracked the gridlock with john mccain to strengthen veterans healththre. Bernie sanders. A consistent, principled, and effective leader. Building a future to believe in. Sanders im Bernie Sanders and i approve this message. Pelley today bill cosby filed suit against seven of the women who have accused him of sexual misconduct. They are suing him claiming he defamed them by trying to brand them as liars. In his countersuit, he says they are trying to asssinate more trouble t tay for americans who make a living in the oil patch. Shell says it will cut 2,800 more jobs. Shells total for the year comeu to 10,000 layoffs. Oil closesetoday at 36 a barrel, down nearly 25 since may. 18 months ago in the summer of 2014. It was 10 5, nearly three times hihier. Stocks closed higher. The dow gained 103 points. On cape cod its not foul weather that saved this courier from the swiftompletion of his rounds, its just plain fowl, as in turkeys. The letter carrier carries a pole to keep the birds at bay. Not clear why they follow him. Perhaps theyre looking for mail come panonship. Were not looking for a stamp of approval on that last line. And the sounds of havana are and that story is n nt. Hey brad, wanna trade the all day relief of two aleve for six tylenol . Whats the catch . Theres no catch. You want me to give up my two aleve for six tylenol . No. For my knee pain, nothing beats my aleve. Another day, and im still struggling with my diabetes. I do my best to manage. But itssard to keep up with it. Your body and your diabetes change over time. Your treatment plan may too. Know your options. Oncedaily toujeo is a longacting insulin from the makers of lantnt. It releases slowly to provide consistent insulin levels for a full 24 hours. Toujeo also provides proven full 24hour blood sugacontrol and significant a1c reduction. Toujeo is a loacting, manmade insulin used to control high blood sugar in adults with diabetes. It contains 3 times as much insulin in 1 milliliter as standard insulin. Dont use toujeo to treat diabetic ketoacidosis, or if youre allergic to insulin. Allergic reaction may occur and may be life threatening. Dont reuse needles or share insulin pens, even if the needle has been changed. The most common side effect is low blood sugar, which can be serious and life threatening. It may cause shaking, sweating, fast heartbeat, and blurred vision. Check your blood sugar levels daily while using toujeo. Injection site reactions may occur. Dont change your dose or type of insulin without talking to your doctor. Tell your doctor if you take other medicines and about all your medical conditions. Insulins, including toujeo, in combination with tzds thiazolidinediones may cause serious side effects like Heart Failure that can lead to death, even if youve never had Heart Failure before. Dont dilute or mix toujeo with other insulins or solutions as it may not work as intended and you may lose blood sugar control, which could be serious. Pay no more than 15 per prescription for 12 months. Eligibility restrictions apply. Also, 9 out of 10 Medicare Part d patients can get toujeo at the lowest branded copay. Ask k ur doctor about t e proven full 24hour blood sugar control of toujeo. Thousands of peoeoe came out today to run the race for retirerent. So we asked them. Are you completely prepared for retirement . Okay, mostly prepared . Would you save 1 more of your income . It doesnt sound like much, but saving an additional 1 now, could make a big difference over time. Im going to be even better about saving. You can do it, it helps in the long run. Udential pelley today president obama said he is very interested in visiting cuba but not until cubans are given more freedom. It was one year ago this s ek that the u u. Began restoring diplomatic ties that were severed half a century ago. And Dean Reynolds tells us that has led to a musical breakthrouou. Reporter for this ensemble of young, cuban jazz musician, better relations with the United States sound like this. Performing for the first time on american soil at chicagos theater,4yearold conductor ernesto lima says there is a what i i it specifically about jazz . Well, the improvisation is freedom of the music. Reporter so improvisation isisreedom. Yes, i think so. Reporter their concert with a year in the making, and the dream of the chicago jazz philharmonics artistic director orbert davis. We have to think about the people, the musicians, the culture. Music is everybody and its wha they value. If they can trust us wit that, theyll l ust us with other thinin. Reporter we first met davis and these students a year ago in havana. 21yearold wendy galvez has been playing violin since she was seven. Billie holiday, ella fitzgerald, those are my god reporter wendy, ernesto and the rest of the students residue of jazz left over from america before the castro revolution still echoes through the instruments. Dizzy gillespieie 1947 manteca is one of the best examples of the two nations musical collaboration before fidel castro closed jazz halls and took over clubs like the famous tropicana. The u. S. Embargo that followed created another challenge. You dont have the bestquality instruments. No, because we dont produce instruments in cuba. Stradivarius . No. Reporter which made their performance on this night all the more remarkable. Do you think muse sick a universal language. Yes, if you dont know how the speak english, when you are everything. Is no language barrier. Dean reynolds, cbs news, chicago. Pelley and thats the cbs evening news for tonight. For all of us at cbs news all around the world, good night. Cbs 2 news, no snow. Why some are banking on a White Christmas while others rejoice in the lack of fresh powder. Powder. Then. Celebration for the goveveor. How Terry Branstad plans to mark a staggering record, not touched by anyone else. Else. This is the final full week before christmas and the unseasonably warm temperatures have many wondering, whats up . Up . All the precipitation seems to be falling as rain. Most cities across the area have picked up anywhere in the range of one to four inches this past weekend. As thehe holiliy moves closer, the chances for a White Christmas smaller. Cbs 2 News ReporterMellaney Moore reports on how this is both good and bad. Bad. These are the trucks you would usually see on our state highways and interstates, but theyre not out right now, theyre in this garage because we dont have`any snow. For the Iowa Department of transportation, thats saving them money, but for others, its not bringing money in. In. They may be named forevergreen, but this Business Needs some white too. Too. The white does translate to4 green for us. It ia year round operation from spring plantiti to Christmas Trees and then snow removal. Removal. Most years we would be snow plowing anywhere between three to five times in november and december ner lucy hershbererr says she would rather have her 20 snow removal employees busy with these trucks. Trucks. Typically our snow plowing crews will go out or between twelve and fifteen hours with ery snowfall and we have between 40 and 50 snowplow if accounts so it really does make a pretty significant