Region, so we are watching this as it moves off to the north and east around 20 Miles Per Hour. It will move right along 66. If you live in and around the city of fairfax, youre seeing the dark skies. Youre probably already hearing the thunder too. Get the kids inside. Make sure youre inside. Another Lightning Strike just to the west of 95. Each one of these yellow boxes is a Severe Thunderstorm Warning and numerous storms are in fact moving our way. Well continue to keep you posted throughout the night tonight. We do think this could be a Long Duration between 10 00 and 11 00 tonight. Now to the fight for votes in indiana. Its a dead heat among the democrats. Our poll Shows Hillary clinton with a slim lead that is within the margin of error. If the polls are correct on the republican side, donald trump is ahead by 15 , but senator ted cruz is hoping five campaign today. Steve handelsman is where a trump rally just wrapped up. Reporter donald trump is in a hurry. He left this rally that had a pretty big crowd here just outside indianapolis. Hes headed off for one more rally before tomorrows vote. The republican frontrunner, he leaves behind him these guys that sell make America Great tshirts and hats. Donald trump in indiana where tomorrow he vows to kill off his competition and pivot to the general election. I would like to get on to hillary. Weve been all these others. Indiana is very important because if i win, thats the end of it. Reporter only ted cruz is campaigning here against trump, vowing not to quit. I am in for the distance as long as we have a viable path to i am competing to the end. Reporter trump leads cruz by 15 in the latest poll. Despite cruz naming Carly Fiorina his running mate. Im a little more interested in cruzs campaign now because carly has a good finance background. What i love about donald trump is he has created a great awakening. Reporter is trump the inevitable nominee if cruzfiorina lose tomorrow . Is he . Conventional wisdom has been long every step of the way in this race, so why should we believe it now . If he wins by double digits, ted cruz has to stop talking about a contested convention. Reporter today cruz was confronting protrump demonstrators, going all out like he did back in iowa when cruz trump. Hillary clinton is eager to move on to november to the general election. Her lead over Bernie Sanders going into tomorrows vote is now 321 delegates. Im steve handelsman, news4. Our first look now at the csx Train Derailment in northeast d. C. You can see something happens that forces one of the cars to derail and then the domino effect begins. This was captured from a surveillance camera near the rhode island metro station. Another angle shows the ensuing pile up as the rail cars begin bouncing off each other. Mark segraves is near the scene now. Have they figured out why this happened yet . Reporter hey, jim. I can tell you federal inspectors as well as d. C. Inspectors have been on the scene since yesterday. They say it is say what may have caused this derailment. You can take a look down behind me and you can see work is still under way. As to that video that we were showing you earlier, very dramatic video of the derailment and all of the cars piling up. During that video, one of the angles shows sparks flying from beneath one of the tankered cars. I actually asked one of the csx officials here and a federal inspector about that video. They say it is too early to read anything into it. It will be part of the investigation. They are looking at that video and they are inspecting these tracks. Theyre interviewing the crew of the train. It could be up to a year before they can say what the cause of this derailment was. These tracks are inspected visually several times a week. They are inspected between three and 12 times a year by a system that uses ultrasound to examine the internal characteristics of the steel rails to int defects. Reporter so jim, you just heard the csx official talking about the inspection of these tracks. They say that is routine here. They exceed the federal requirements for inspections on the tracks on a weekly basis. When are they going to restore service, mark . Do you know . Reporter thats the Million Dollar question for so many commuters. We asked Eleanor Holmes norton who was down here talking to inspectors today. She said they wouldnt tell her the answer to that question either. It will be several days at least until normal rail service is restored along these tracks here between cumberland and virginia. Were following breaking news in Prince Georges County. Over the scene of a man who was shot and killed in brandywine. It happened on General Lafayette boulevard. That is just off route 301 not far from the Brandywine Police still looking for suspects. Shomari stone has just arrived on the scene there. Well bring you any new information as soon as we get it. A new york man was killed overnight driving the wrong direction on the beltway. It happened near alexandria. The driver hit another suv head on and a third vehicle was damaged by debris from that crash. Three people inside those cars were hurt, but theyre going to be okay. Theres no word tonight on why the driver who was killed was going the wrong way. It could be weeks before an assisted living in facility in laurel can be opened. Flames raced through that home today. Half a dozen residents and patients were there at the time inside, but they made it out safely thanks in part to the home Sprinkler System. Meagan fitzgerald is there with more on this. Reporter jim, firefighters say it was actually that Sprinkler System that exting they even made it here. The patients that live inside that assisted living facility are elderly. Some of them disabled. If it wasnt for that Sprinkler System, its possible some folks wouldnt be alive. Firefighters rushed to this home around 12 30 this afternoon. Then they came in and got me out of my room and brought me downstai downstairs. Reporter firefighters escorted patients out of this assisted living facility after a fire started inside the kitchen. The fire grew in intensity enough to the point that the residential Sprinkler System activated and actually extinguished that fire. Reporter mark brady says its likely the Sprinkler System inside the home saved the lives of the residents who live here, which is why he says this fire should be a lesson to all residents and a reminder year. Its a good idea to get them checked out. Make sure theres no air in the system. Reporter they discovered the business was in violation with both the county and the state. We checked the permit status of this particular home and they do have a permit on display. However, it expired last month. Reporter while residents like Milton Morgan are happy to have made it out safely, hes disappointed it will likely be weeks before he can return. Im lucky to be alive. Reporter now the caretaker says that she is working right now in trying to comply with county and state officials. In the meantime, all the caretakers that work here at the facility and the patients will temporarily stay at a hotel until theyre able to make it back inside here. Doreen . Thank you. Were working to find out if capital murder charges are going to be brought against a man accused of killing a Prince William county police officer. Today, a grand jury met to consider six charges against ronald hamilton. Hes accused of killing Ashley Guindon on her first day on the job. Hamilton is also charged with killing his wife crystal. If the grand jury returns indictments, a trial date will be set next. Baltimore Police Released more details about three s. W. A. T. Team members who shot a man outside a tv station last week. Together, the officers have 58 years of experience among them. Alex brizzi walked into the fox station last thursday wearing an animal costume over a life jacket disguised to look like an explosive vest. He wanted the station to broadcast recorded rants about the end of the world. The officers shot and injured brizzi. Those officers are now on theres a city offering to pay for some of the costs of that, but that comes with a catch. Attorneys for a university of Mary Washington student admit he strangled and killed his housemate grace mann last year, but they say he was insane at the time. Ill tell you who got his first text right after the murder. Plus, a closer look at the potential changes on metro as federal officials get ready to reveal the cause of a deadly smoke incident on the rail. This is right around manassas over towards the city of fairfax. We have some hail out of the sky, so watch out. If you live around manassas just down to the south or if youre in Fairfax County especially around burke or clifton, this sto moving your way. Rm guess which airline added more nonstop straightshot flights hey, d. C. , than any other out of Reagan National last year . Heres a hint. Did ya catch it . No . Heres another. Their colors are yellow, red, and blue, and they save you tons of green. Still nothing . Thats okay. Just go to southwest. Com for the answer. On this airline, everybody wins. Sfx clap, clap, ding up here and around the city, dark clouds starting to form over us all because of this storm just down to the south. Its right now the only one in our area, but starting to see some around culpeper county. A lot of lightning around the springfield area along 395 and the beltway and then back down to the south right around this is whats called the hail core here. Thats what im watching in manassas. Very heavy hail could be falling this this area. This whole storm moving to the north and east rather quickly here, 20 to 30 Miles Per Hour. It will be in Fairfax County. This is also Montgomery County. Let me go back two slides. It does include the arlington area around the clarendon region. You can time that out. A Severe Thunderstorm Warning way towards the north and east at that 20, 30 Miles Per Hour. Heads up around reston and great falls and around bethesda around 6 30. Well continue to keep you posted. Ill be back in five minutes with the latest on the radar. Want to get back to that story in Prince Georges County where police are investigating a homicide in brandywine. Shomari stone just arrived on the scene and has more. Reporter im here on General Lafayette boulevard, 15100, in brandywine in Prince Georges County. You look right down there. You can see that theres crime scene investigators there. You have forensics. There is a body of an adult male. Police tell me around 1 50 today they received a call about a shooting out here. Police respond and over there that is where they found the body. Now, we know this person, according to police, has been shot at s police are in the process of tryingo identify who this man is. Theyre waiting for the medical examiner to arrive here. Then they will touch the body and see if this person has a drivers license or any other type of id on the body. Now, moments ago there were two people who drove here to the scene. I asked them they looked very upset. I said is that your relative perhaps over there. They said that they believe so. Im giving them their privacy. Its a really tough time for the family as im sure you can understand. Police have not identified the body. They have not told us if they have identified any suspects or persons of interest. Keep in mind, this is preliminary in the investigation. Police right now are trying to understand what theyre dealing with here and are gathering details. Im shomari stone, news4. A major milestone. Its been five years since the death of osama bin laden. It was may 1st, 2011 when navy pakistan. Bin laden was killed that night. His body buried at sea. Yet it was not the end of islamic extremism. Here are three developments since that time. The terror group isis surged on to the International Stage two years ago. They carried out a series of public beheadings and other atrocities. Then they moved into the arena of international terrorism. While isis is dominating headlines, experts worry al qaeda affiliates may be working under the radar to build Human Networks that will outlast isis. This is holocaust remembrance week. The museum invites members of the public to read the names of some of the men, women, and children who were killed during the holocaust. During that time, the nazis systematically persecuted and murdered 6 million jews. New at 6 00 tonight, security cameras do a lot to catch criminals. Theres a popular new program in the district that will actually reward you for buying and installing the technology. Reporter caught on camera. Businesses, schools, most everywhere, crime watch 24 7. D. C. Police chief. Its almost impossible to commit a crime these days and not be caught on somebodys video. Reporter that somebodys video includes wanda hawkins. She installed security cameras around her home in northeast washington. I feel better. I just needed a little bit security protection, and the cameras were the best solution. Reporter good security cameras are expensive. More than 200 people like plz hawkins and businesses so far have applied for rebates up to 750 to install the cameras in the city. D. C. Police can have access if needed to the video. The benefit to us is knowing that you have the cameras and that we can access it if a crime occurs. Reporter at fort lincoln, mrs. Hawkins mainly worries about deer eating her flowers. The city has pockets of crime. Reporter she can bring up the cameras on her phone anywhere. I really feel a little bit more comfortable just knowing i have that extra piece of security. Reporter a Council Member came up the camera idea after dozens of community meetings. We kept coming back to security cameras. Reporter its a 500,000 rebate program. Hell ask for more if that money news4. Caps in pittsburgh tonight getting ready for game three against the penguins. Carol maloney is in pittsburgh to get us ready for game three. Reporter it is a critical night here in pittsburgh. The winner of this one between the caps and the penns wthe pen the series 60 of the time. It was a light hearted workout. Ov showing off a nifty goal scoring move. Slow starts have plagued this team all season long. Theyre vowing to fix it and fast. Looking for the third period intensity right from the getgo tonight. Thatll be the big challenge. It falls on a special day for one washington capital. Well have that story for you in just a few minutes. Starbucks in hot water because of its iced drinks, but its not the first time the coffee chain has been and still tracking that Severe Weather across our region right now. Fairfax county really under the gun right now. Youre under the gun right now for sure. Take a look. This is our tower cam looking off in the distance. You can actually see the rain coming down from there storm just past Tysons Corner in the distance. A little bit farther to the west, you see the storm moving on in. You can see where it is on storm team 4 radar. Most of the area right now in through Fairfax County, a little bit of Prince William county too. Those are the two counties under the Severe Thunderstorm Warning. Heads up down towards this region too. All eyes around fairfax between fairfax and the herndon area. Down to the south just north of woodbridge east of manassas making their way towards burke and clifton. Heads up, if youre in this region, get the kids in. Get inside too. We have some lightning and Thunder Associated with that, but also some hail. Any time you see the purples this is actually hail. Thats where you see the best chance for hail now making its way toward parts of southern Fairfax County. A little hail core here west of v vienna. Once again, lets go and zoom on out on this guy. This is the latest storm that we were watching around the vienna area over towards four corners. This is going to make its way towards the dulles toll road and down toward oakton. We haa watch until 10 00 tonight. Numerous Severe Thunderstorm Warnings to our southwest too. This is what were going to have to deal with tonight. If youre going to be out, if youre thinking about it, these are the risks that youre taking. Severe thunderstorm risks tonight. High winds for sure. Potential winds 50 to 60 Miles Per Hour. Hail is going to be a threat tonight. Flooding, not too worried about that, but a threat. A very low risk of tornados. Future weather timing this out tonight. Numerous storms around the area around 8 00, 9 00, 10 00, even 11 00. Overnight tonight, well see more of that rain move in. The potential for very heavy rain into early tomorrow morning when you wake up and step out the front door around 6 00, 7 00 tomorrow. Temperatures only in the 60s. I want to take a look and see what this is. Let me [ beeping ] hoping this is not what i think it might be. I just want to check and look just in case. The alert is not coming up. That is a new Severe Thunderstorm Warning. Thats good. This is for Prince Georges County. This is also for northern portions of charles county. You can see around the waldorf area. This storm now moving off towards the east. I