Happened. There was an insulator fire on the track bed. Our units responded. When we arrived we found that metro personnel had already extinguished the fire with an extinguisher. We went down to confirm that confirm that power was shut down to the third rail. There was light smoke conditions in the station so we closed the station to pedestrian travg. Ffic. There were trains single tracking through the station but not letting people off. He just said that the station was closed right now and theyre rerouting people and theres a bus to take us to roslyn. Reporter now, that was closed, the station was closed for about an hour. It is reopened now with tracks running in both directions, both on the orange and silver lines, and there were no injuries here today. Thats the latest at courthouse station in arlington, virginia, chris gordon news4. Now were going to hear from transportation reporter adam tuss about a major revelation from the National Transportation safety board about that Lenfant Plaza incident and the impact nationwide. Reporter thats right, wendy. What we learned from the ntsb today is that the ventilation system inside the tunnels here at Lenfant Plaza was not working the way it should have that day. In fact, instead of pushing the smoke away from the train, one of the fans was pulling thick smoke over top of the stuck train. Why kbt you stop and speak to us . Reporter this is the scrum after a meeting at the region of council of governments today, everyone wanting to know from metro leaders why fans inside their tunnels didnt work the way they were supposed to on the day of the deadly smoke incident. We asked questions as metros interim manager walk out to an elevator. Do the fans in your system work right now . Theyve all been tested to my knowledge theyre working. Reporter all of this coming as the ntsb told us for the first time that some fans at Lenfant Plaza were supposed to supply fresh air but instead they pulled thick smoke over top of the train that was stuck in the tunnel. The ntsb now making an urgent safety recommendation to all transit agencies to check their ventilation systems. When did it become clear that you needed to make this ventilation correction . When we found out the smoke was pulled the wrong direction. Reporter coming up at 6 00, the train that was stuck in the tunnel why its ventilation system was a problem as well. Reporting live rat Lenfant Plaza, adam tuss, news4. New detail bz a man discovered dead in an upscale d. C. Hotel and reaction from people who knew him. The married attorney was found stabbed to death inside a room at the doneovan at Thomas Circle. Pat collins joins us live outside the hotel with new details. Pat . Reporter jim, police say his family reported him missing on monday. Tuesday he was found stabbed to death here now the Donovan Hotel murder mystery. The Donovan Hotel murder victim identified by a family spokesman as 30yearold david messerschmidt found stabbed to death tuesday in a fourth floor room of the Donovan Hotel on Thomas Circle. Police at the scene today, they were here last night. Theyre collecting evidence in this troubling case of murder. David messerschmidt lived on capitol hill. His office was in chinatown. So what brought him to this hotel on Thomas Circle . And who was with him in that Fourth Floor Hotel room . Investigators are trying to answer all those questions. David messerschmidt was an attorney. He worked for dla piper a Global Law Firm with 4200 lawyers in 30 countries. Their offices here in washington at 8th and e streets northwest. The statement from the firm today, this is an extremely tragic situation, and we send our sincere condolences to davids family. David messerschmidt and his wife live in a condo on capitol hill where a family spokesman today delivered this message. We are deeply saddened and shocked by the loss of david, our beloved husband, son, and brother. We ask that everyone respect our privacy. We have no further comment at this time. Reporter now at 6 00, police chief kathy lanier talks about this hotel murder. Live in northwest, pat collins, news4. And developing tonight, some relief in fair fox county after test results from a suspected case of measles came back negative. The person remains quarantined at their home during the testing but today we learned the patient doesnt have the measles. But some 121 people nationwide have contracted this virus according to the centers for disease control. Mourning in Frederick County after a High School Student was killed in a crash on her way to school this morning. The teenager was driving an suv along middleton road and collided with a school bus. It was about a mile from her high school. News4s Mark Segraves joins us live from the school with more on the young victim and how this happened. Mark . Reporter jim you can imagine a very somber day here at Middletown High School in Frederick County as students and teachers learn of this tragedy today and this evening. They are now dealing with the loss of their good friend. She was pretty cool. All around, though, the school was just gloomy and sad. It was like someone in their family had just died which basically was what happened. Reporter the 1200 students here at middletown high and their teachers learned of the accident just as classes were beginning this morning. Ive talked with students and staff, and the administrators here are all devastated by the loss of claire. She was a beloved member of the community, very involved in the school. Its a very hard loss. Reporter just after 7 00 a. M. Police say knight was driving her suv northbound on old middletown road when her suv crossed the center line and collided with a school bus that was traveling in the opposite direction. 17yearold Claire Knight died at the scene. The bus driver and a student on the bus went to the hospital with minor injuries. As for how knights fellow students will deal with her loss keep her family and friends in prayer. Reporter jim some very important information. I just got off the phone with someone with the Frederick CountySheriffs Department who tells me that they have been able to determine that a cell phone did not, again did not, play any role in this fatal accident. They say they know that she was not on her phone at the time of the accident because they found her phone in her pocket after the accident. This is the second tragedy here in Frederick County. Hs on coming up at 6 00, youll hear how theyre dealing with it. Reporting live Mark Segraves news4. Storm team 4 tracking a temperature plunge, folks. Doug, its about to get really cold on us. It really is. I think it is going to be a little bit of a shock to the system because this is going to be the coldest air weve had this season, not to mention the fact that tomorrow early is going to be a lot different than tomorrow evening. Lets take a look and show you what were talking about. High temperatures today on the nice side 46 in d. C. , 48 in fredericksburg, 45 in leesburg. But say goodbye to those numbers. The cold air coming back from the west. By tomorrow 15 in chicago, 25 pittsburgh, were still close to 40 tomorrow. But then watch the temperatures drop through friday a high of only 21 in pittsburgh, for us we are going to struggle to get to 30 degrees. Heres what to expect for your day tomorrow. N[m5n cold early, but take the jackets with you. Actually, the heavy coats with you. Temperatures will fall quickly. Winds will begin to gust upwards of 35 Miles Per Hour and the windchill by around 8 00, 9 00 p. M. Could be down in the Single Digits in some areas. Ive got the complete forecast, ill time it out for you in a few minutes. D. C. Police chief kathy lanier says she is relieved by todays verdict in that whistleblower lawsuit against her. She says she did not lie about what happened. Today the jury ruled against the d. C. Police captain who filed that lawsuit hilton burton. He claimed he was demoted after publicly disagreeing with chief lanier about Police Escorts for Actor Charlie Sheen and other celebrities. But the chief testified that he was actually demoted because of a poor performance. Today the chief said burton used misinformation to make his case. I have no reason to lie about anything, and, really, not to downplay the whole Charlie Sheen thing, but, in my world, the Charlie Sheen thing is a very small issue. Certainly not anything for me to have to lie or be dishonest about. After the verdict, burton told rotoreporters he disagrees with the jurys verdict but respects the decision. Bf a crushed car, the reason drivers are avoiding part of a busy road as they make their way home this evening. Inspections along suitland road continue here a day after a chunk of concrete fell from the i95 beltway overpass and smashed this car. We spoke with the woman who was driving it when that concrete landed on her windshield. And were digging into the safety reports on that bridge. Well go there live for an update in about 20 minutes. New charges leveled tonight against a utility truck driver who killed a cyclist in maryland. Investigators now tell us that wssc truck operator named john klein failed to yield and was driving negligently when he hit Andrew Malizio in gauge ithersburg in november. Malizio was 60 and he was wearing a helmet at the time. Police and religious leaders teaming up now for a worship watch. Why a local county says it its churches need more security and what theyre doing about it. Why dont you go ask the Senate Democrats when theyre going to get off their [ bleep ] and do something. Oh, no he didnt. A verbal bombshell from the speaker of the house. Now new at 5 00, how Senate Democrats are responding to that. And have you got your lucky ticket . Hey, we have. Where is mine . Mine is in my purse. I have two. I have three. Tonight 500 billion power drawing is just a few hours away. We want to know, if you won, would you quit your job . Let me think about it. Yeah. Go to our facebook pages and let us know what you think. Were coming right back on news4 at 5. Isis killed a fourth american president obama is now requesting war powers to battle the terror group. Just over an hour ago, he talked about the request he sent to congress today. He says the resolution does not call for the deployment of Ground Forces to iraq or syria, and it is not the authorization for another ground war. But he says there may be limited use of some troops on the ground. For example, if we had actionable intelligence about a gathering of isil leaders and our partners didnt have the capacity to get them, i would be prepared to order our special forces to take action because i will not allow these terrorists to have a safe haven. The president wants congress to authorize three years of military force against isis. Critics say the president is putting a time limit on the mission. He says hes actually just calling for a review of the war powers when the new president comes into office. Harry reids office is firing back after House Speaker john boehner blasted the Senate Democrats over funding for homeland security. A gop proposal would fund that department, but roll back president obamas executive actions on immigration. Senate democrats have blocked the measure from reaching the floor for debate. The house has done its job. Why dont you go ask the Senate Democrats when theyre going to get off their [ bleep ] and do something other than to vote no. Well, the Senate Minority leader says cursing wont solve anything. Neither side has plans for action, however, and the funding expires february 27th. In just over an hour, a candlelight vigil will get under way to remember three murdered College Students as investigators try to figure out why they died. The victims were found shot to death in a condo near the university of North Carolina chapel hill last night. Today a neighbor appeared in court and was charged in their murders. Police say the shooting may have stemmed from a dispute over a parking spot but relatives of the victims have other concerns. This was a hate crime from a neighbor. Our children spoke about its not what i believe, its what my daughter believed. She said dad, i think he hates us for what we are and how we look. Thousands are expected at tonights vigil at chapel hill. Well think Neighborhood Watch but its for your place of worship. From churches to synagogues to mosques, tonight Fairfax County police are launching a new initiative to keep those Sacred Places safe. Northern Virginia Bureau reporter david culver is live in chantilly to explain how this would work. Reporter wendy, police are calling it worship watch. The new Initiative Includes part of what you see on the outside of this mosque, security cameras covering just about every angle. But they, well they learned the hard way. These windows are custom made so they were quite expensive, took us a while to get them built and put in again. Reporter this is the place fuzon powell both worships in and helps manage. Its mubarak mosque in chan tilly, just three years old, this place of muslim prayer is heavily secured. We put up all around the mosque camera surveillance. I think there was about eight cameras. Reporter wow. Since then weve also supplemented with another six or so inside the mosque. Reporter its expensive. It is, yeah. But its unfortunately something that is necessary. Reporter necessary, given what happened here in 2011. Just weeks before they were supposed to open their doors, vandals did this. News4s Megan Mcgrath was there as police investigated. Reporter nearly every custommade window on the first floor has been ruined. Since that last vandalism, everything has been good. We havent had any issues. Reporter to keep it that way Fairfax County police are launching worship watch. The idea would be to train congregants, teach them how to patrol and keep safe their worship spaces. Because its not only at the houses of worship that could typically be targeted but also neighborhoods around them. Reporter just before his prayer, mr. Tadry tell me the changes theyve made help him feel more secure. I feel comfortable. Reporter you feel safe. Yes, i do feel safe. Reporter and fuzon likes the idea so much he even snapped a picture of the pamphlet police gave us to spread the word. Police are planning their countywide meeting in a couple of weeks to talk about worship watch. Coming up ahead at 6 00 we stopped by a local church just down the street here, talked to one of the groundskeepers there. Theyre interested in joining worship watch, but theyve never been vandalized. Theyve got other reasons behind joining this initiative. Ill bring thisit to you all new at 6. Live in chant tilly. Tonight isnt to bad. Youll wake up tomorrow and say, what are they talking about . When is the cold coming . Then tomorrow night, the hammer comes down. And im not kidding. Were talking the coldest air easily of the season so far. Man by tomorrow night were talking windchills close to zero. Take a look out right now. Not a bad shot or a bad day. Weve seen a lot of sunshine High Temperature up to 46 degrees. Were now at 44. Winds out of the south at about 6 Miles Per Hour. Around the region, 43 degrees gaithersburg, 43 in leesburg and winchester, cooler, much cooler along the chesapeake, only in the 30s, 37 annapolis, 37 huntingtown cambridge at 39. Nothing on the radar. There are a few showers down toward luray, dont think these are quite hitting the ground, but if they are theyre just light sprinkles. Its all part of one little wave coming through here. The big wave though, is right here over the great lakes. You see snow toward the great lakes around buffalo, and you see this frontal boundary. Behind this front it gets very cold. Were talking arctic air coming in here. Thats during the day thursday into friday. So tomorrow night a very cold night. Friday very cold. Notice the pinks here. Thats where it gets really cold. The white is below zero. Watch this. Here comes sunday. Notice the white coming all the way down into the u. S. But we are in the pinks, temperatures in the teens and wind childs below zero for most of us early sunday and into monday. Its going to be a very cold next 72 to 90 hours. 28 the current windchill or tomorrow morning. This is tomorrow around noon so a windchill of 30 in gauge urzberg, not too bad around noon. Watch what happens around 5 00, 17 in frederick, 13 martinsburg, 21 in manassas, by 11 00, with were below zero in haiggerstownhagerstown 7 in d. C. , by early friday morning a lot of us are below zero. Were talking extremely cold air on friday, but it gets a lot colder on sunday. A High Temperature on friday of 28. Were going for a high of only 21 on sunday. Yes, theres a chance of snow tomorrow, only flurries, quick snow shower. Thats it. Same deal on saturday. Could be a few hours of light snow but not anticipating any accumulation. But 21 on sunday, 28 on monday. Get ready, guys. The cold air is here. Looks like it wants to stick around a while. Reporter im pat lawson