,. Alecia the turnout was low as it was they trust that and keep will keep students save. That men exposed to tb and a male student also note tells the man of then a school for the rest the year. And then a prolonged facetoface contact age the attacks funds and could tell that kidney at and if not treated can be fatal. The testing be done here and also traded right here on school campus. An exchange of gunfire during a york bombing suspect. The 28 year old was taken alive by police. And is suspected in two bombings in new york city and a new jersy shore town. The bombs used in the weekend bombings in new york and new jersey were crude but potentially deadly. And theyre not hard to make. Cnns brian todd has more. Reporter with the dramatic arrest of suspect Ahmad Khan Rahami authorities are scrambling to learn more about how the bombs in new york and new jersey were made and who made them. New yorks Police Commissioner says right now, authorities are not actively seeking anyone else in connection with the attacks. But officials still want to know if rahami had help in making and planting those bombs. were gonna talk to family, talk to friends, and see what the connections are. Reporter Law Enforcement officials tell cnn on one level, the devices may not be very sophisticated because some of them didnt detonate. And the pipebombs found in new jersey, experts say are considered crude. But on another level Officials Say there was enough knowhow at work, for these bombs to be lethal. As evidenced by the b bs and ballbearings which appeared to be packed into both pressurecooker bombs in manhattan. Oh it was designed to maim and kill. Very very if it has bbs, extra scrapmetal, you really want to kill someone. You want maximum effect from your explosive bang. Thats what youre looking for. Law enforcement officials tell cnn the pressurecooker devices in new york city and the devices along the race route in seaside, new jersey were rigged to detonate using cell phones as timers. Possibly with the phones alarm clocks. Former fbi and atf investigators tell us thats a sign of sophistication. You have to have some knowledge of the clock and the assembly of the clock and you have to sit there and study how much power youre getting out of it to actually use it. But experts say making these bombs doesnt require a high level of training. An Al Qaeda Branch once posted instructions on how to manufacture and deploy a pressurecooker bomb. It tells you how to put together devices, how to make explosives. How to make the detonators. One miscalculation on the part of the bomber placing the bomb in chelsea which did detonate underneath or inside a dumpster. If they put this underneath it or inside of it, its it basically acts as a tamp to hold back a lot of the effects of the detonation. Police say fingerprints and quote clear as day surveillane video helped investigators identify the suspect. Rahami has been charged with five counts of attempted murder of a Law Enforcement officer. As questions continue about whether ahmad rahami acted alone kron four talked to a bay area terrorism expert today. San jose state professor jess guy teaches a class called terrorism, intelligence and security. Professor guy says the ongoing threat of terrorism includes the fact that people can simply adopt the philosophy and create mayhem. No contact with higherups is even necessary. And like many others hes praising Law Enforcement for acting so quickly. Professor guy says theres no indication that the attack was intended to affect the upcoming president ial election. But says that politicians will always use any event to further their cause, whether its left wing, right wing. Or center. Now to another big story were tracking tonight. Grant new tonight, we have a warning for people who leaves their bikes at bart stations the Transit Agency is saying that thieves have started targeting bikes that are secured with ulocks. This is particularly concerning because bart has long advised riders to use the locks. Grant one count oral copulation with a minor. Then brian was charged with one count of obstruction of justice. Charles. Yes. Bart tells people to use u locks because they are normally thought to be better than cable locks. Not as easy to cut, but that may no longer be the case. Reporter over the past few years bart has seen an overall decrease in the number of bikes being stolen even while bike ridership on bart has gone up. Sot bike ridership is up big time at bart. 33percent increase in the past few years so its wonderful news that while we have had this surge in bike riders we are not seeing more thefts. As part of an ongoing effort to reduce bike thefts, bart advises riders to secure their bikes with sturdy ulocks instead of cable locks. Unfortunately, there is growing evidence that ulocks might not be enough. Sot but what we are now seeing for the first time is thieves cutting through ulocks. And thats upsetting. Sot i have both. I have a cable and i have a ulock. Bruce engelfried rides his bike to bart for work. He says hearing that thieves are now cutting through ulocks is bad news. Sot yeah its concerning of course. Especially since i cant afford another bike. Bart Officials Say they will continue to advise people to use ulocks. Theyre still better than calbe locks. Bart also says they are planning on expanding secure bike parking to more than a dozen additional stations. Sot those are really 100 percent theft proof because you walk it to an attendant and the leave it safe and secure in a office environment. Bart also advised using two cable locks if possible and to park bikes at the indoors bike racks if possible. In pleasanton, Charles Clifford kron 4 news. Pam ahead at eight. We learn more about the deadly debris accident on highway 101. And the time of day you are more likely to encounter the danger on the road. Steve he is accused of brutally beating an 88 year old woman. Today he faced a judge. Pam and next. A mother left paralyzed by a falling tree limb, now her husband has filed a claim. Why the says the city of San Francisco is to blame. Pam attorneys for the woman who was severely injured from a Falling Tree Branch in San Francisco have filed a claim against the city. Steve they say the tree was not properly maintained. 36yearold emma zhou was with her kids at Washington Square park in north beach when the 100 pound limb fell on her last month. Zhou is still recovering from a broken spine, severed spinal cord and cracked skull. She is not expected to walk again. Lawyers for zhou say the nearly 50foottall pine tree was improperly trimmed. They say city workers were using an illegal practice called tree topping. Thats when the top of a tree is removed allowing branches to grow quicker and larger. The branches can then break off due to their excessive size, turning trees into dangerous hazards. the real concern here is that this is a ring of 9 trees that all show the same evidence. So that this doesnt happen to another family. Emma zhou will need more than a year of hospital rehabilitation to help her recover from her injuries. Steve coming up on the kron4 news at 6, well hear from her husband who has more on his wifes condition. Pam a man is severely injured after being shot in the head with a paintball gun. The incident happened just after midnight in San Franciscos Outer Mission neighborhood. This isnt the first paintball shooting in San Francisco this year. Back in may, another man was shot in the eye with a paintball gun. No arrests were made in that case to put this in perspective. Pam more than 200,000 crashes involved debris on u. S. Roadways during the past four years. Vicki according to aaa. Road debris resulted in some 39,000 injuries and more than 500 deaths between 2011 and 2014. Highway patrol calling for drivers to properly secure their loads to prevent dangerous debris. Back to you. Drop in temperatures is coming tomorrow. Heres what were tracking tonight at ten. Britteny tonnages so far down it will continue at least through thursday and friday into a week and we start to turn the heat up again in time for weekend close to look ahead at your fourth and forecast pettifog expected sunny cooler temperatures expected and again by the weekend with starts to warm up. Settler in our shop snuff a lot cloudiness right now we see patchy fog as and onshore flow return assess the azeri of low pressure moving in the Pacific Northwest and as the weather story for us much cooler over the next couple days featured castros that we will see the system get a little closer you see a few more high clouds moving and though gillis the cooler temperatures. Still mild and fairfield 81 and 86 in concord 81 in livermore 72 hayward 70 degrees oakland 74 san mateo and and not in view. Toman year for its own forecast sam shows temperatures are often the mid 50s and then we warm up again closer than average. 76 and vallejo comfortable conditions in oakland and los locations 10 degrees cooler and the 78 forecast into tomorrows and locations and then on 70s mid70s and then we go back until we can we track the rest of your weather coming up about 10 minutes. Grant there is a significant issue right here huge flames and black smoke into the self play tonight. Potential injuries was not we are monitoring situations there certainly a huge wall of fire right now and northeast San Jose Cruz are battling a house fire near story road south what road will keep you posted. Fire near story road south what road will keep you posted. Uarter a million patients. Tell your doctor if youve had a liver transplant, other liver or kidney problems, hiv, or any other medical conditions, and about all the medicines you take including herbal supplements. Taking amiodarone with harvoni may cause a serious slowing of your heart rate. Common side effects of harvoni may include tiredness, headache and weakness. I am ready to put hep c behind me. I am ready to be cured. Are you ready . Ask your hep c specialist if harvoni is right for you. Amid the growing problem of sex assaults on Bay Area College campuses one university is taking a preventative approach. Steve one of their keys to safety. Is only about the size of a key. Gabe chinese scholar i phone 7 if you order it online it will ship in november all the phone 7 is worth all the hype all money u. S. Security upgrade it they are. You gabe in the nevada desert sun the use of art were headphones theres a one port on this one you cannot charge your phone and use where headphones at the same time. Oryx if your car hooks up here i phone through the headphone jack you cannot do that and charges at the same time. Was Retail Stores are sold out for you is your time chart our tech page pam will learning more bellperson who stepped in and stop the attack. Stop the attack. Class. Its everything you need it to be. And more. Lease the e300 for 549 a month at your local mercedesbenz dealer. Mercedesbenz. The best or nothing. When you are suffering from chest congestion but you have got a full day ahead of you, try mucinex 12hour. Only mucinex has a unique bilayer tablet. The white layer releases immediately. Mucinex is absorbed 60 percent faster than store brands. While the blue extended release layer lasts a full 12 hours. Relieve chest congestion with mucinex, and enjoy living well. Campuses one university is taking a preventative approach. One of their keys to safety. Is only about the size of a key. Kron fours Spencer Blake is live at cal state easy bay. Spencer, how big an issue are oncampus assaults there . Reporter actually, no. By the stats, cal state east bay is one of the safest universities in the region. Cal berkeley three in one night at Greek TheaterStanford Brock turner case to help keep it that way, the police chief was instrumental in getting these personal alarms handed out across campus. That sound could be enough to send an attacker running. At very least, it will let people nearby know that someone is in trouble. Thats the reason University Police chief Sheryl Boykins has thousands of these personal safety alarms to give out to people on campus. its easy to activate, its lightweight. Its kind of tech savvy, and we think the students will use it. Its really loud. Yeah, id probably carry it on campus, yeah. Just put it in my backpack. Grab it and pull it. Nats the longer the two pieces are separated, the louder the alarm gets. Its perfect for mellie baron, who was already concerned for her safety before she came to school. Yeah, i was looking into apps that would have something similar to that that could call for help if i needed it. Not everyone has one yet classes dont even start until wednesday. But students living in oncampus housing got their own alarms when they moved in last week. students can hook it on their clothing very easily, they can hook it on their backpacks, they can hook it on their belts. University police tested several similar devices before selecting this one from oaklandbased company robocopp. Three other University Departments pitched in to help pay for the first five thousand. Chief boykins is mixed on what future alarm statistics might show. if we use it and its successful, that means weve had a victim. And so thats not really what we want. But its hard to determine, if it never gets used, was it a good product or not . Because the alarms dont send any autoalerts to police, boykins hopes anyone who does have to use the alarmwill come let police know about it afterwards. These beep anywhere, so you can use them offcampus, too. Police will be distributing these first to incoming freshmen and special needs groups. But anyone who wants one can come to the Police Department and pick one up for free. Live in hayward, Spencer Blake, kron four news. Police chief says the parttime officer who fatally shot a man stabbing people at a st. Cloud mall was the right person, at the right place, at the right time to prevent the attack from getting worse. Pam avon police chief corey nellis said at a News Conference monday that Jason Falconer was the person who needed to be there. Falconer was shopping at Crossroads Center on saturday night when he shot a man who stabbed nine people and then lunged at falconer with a knife. Falconer owns a firing range and is the firearms instructor for the city of avon. Nellis said if i was going to ask anybody to fire. Live rounds in a crowded mall, i would trust his abilities next to anybodys. Since falconer has not been on the Police Schedule for some time, he has not been put on administrative leave. The fbi is investigating the stabbings as a potential terrorist act. Falconer was not at the News Conference. St. Cloud, minn. The police chief in st. Cloud, minnesota, says theres nothing yet to suggest that it more than a lone attacker who stabbed nine people at a Shopping Mall over the weekend. All have been treated and released. Federal investigators say theyre looking at the attack as a potential act of terrorism after the Islamic State claimed the suspect had heeded its calls for attacks in countries that are part of a u. S. Led antiIslamic State coalition. Police say the parttime officer who fatally shot the attacker was the right person, at the right place, at the right time. Reporter bomb explosions in two states. A gun battle with a terror suspect. Bang bang the war on terror, suddenly topic number one on the campaign trail. . A lot of the rhetoric from donald trump has been seized on by terrorists because they are looking to make this a war against islam shes a weak and ineffective person. Just remember that. Hillary clinton and they are looking ohh they want her so badly they want her so badly reporter it didnt take long for the candidates to start blaming each other for the attacks. Catherine heenan shows us how the new york bombing sent a shock wave through the president ial campaign. attack after attack from 9 11 to san bernardino, we have seen how failures to screen who is entering the United States puts all our citizens, everyone in this room, at danger. Catherine on fox and friends thiis morning, trump said he would actively pursue the idea of profiling muslim suspects, citing israel as an example. they see somebody suspicious, they will profile. They will take that person in. Do we have a choice . Catherine the republican nominee tweeted that president obama and Hillary Clinton are to blame for opening the way for a flood of potential terrorists into the u s. Clinton responded with her own accusation that trump is responsible for inciting hate. President ial nominee well it is like so much else he says, it is not grounded in fact, it is meant to make some kid of demagogic point and the facts are pretty clear. We still have challenges. That is what i have been talking about throughout this campaign. I am prepared to, ready to, actually take on those challenges, not engage in a lot of irresponsible, reckless rhetoric. Clinton calls herself the only candidate with experience in the hard decisions to take terrorists off the battlefield. You dont hear a plan from him. He keeps saying he has a secret plan. The secret is he has no plan. Britteny you notice the temperatures, warmer and oakland pushing back into the mid 80s tomorrow cooler than what we saw today. A graveyard of lifejackets the message behind this chilling display plus. Why this mother called the police on her three year old daughter. And next. A teen tackling School Bullying headon. How she is using lunchtime to help kids connect. And never sit alone. Grant most 55 and ambulance personnel on scene. So