Floor fight. My strategy is vote for me in florida but vote for me everywhere else too. And if the washington dealmakers try to steal the nomination from the people, i think it would be a disaster. Reporter john kasich said he will support trump too but a brokered Convention May be his last best hope. Hillary clinton turned her attention to michigan and its 147 delegates. Bernie sanders took aim at an even bigger prize, illinois, which votes march 15th. Democracy is not about billionaires buying elections. Reporter two races still up for grabs, but that could all change in the next two weeks. And in the next five days, Hillary Clinton and Bernie Sanders face off in two debates. Sunday night in flint michigan and wednesday in miami. Jim . Brian mooar. Thanks. Right now the conservative Political Action conference is under way at national harbor. Just a few moments ago dr. Ben announce that he is suspending his campaign. Chris gordon is at the conference now with a look at what he plans to do next. Chris . Reporter well, he is dropping out of the race and he says he will be heading a christian voting group. Now that i am leaving the campaign trail, yeah [ cheers and applause ] reporter now, we asked people here at cpac what they thought, and they said he made a very graceful exit. They are having a president ial poll here during this conference. For three days theyre collecting votes. Theyre hoping to get 3,000 in all, and then they will release the this straw poll is being conducted over the next three days here at the cpac conference. Theyre voting on issues like immigration, the economy, and filling the vacancy on the u. S. Supreme court. But the most closely watched result is the gop president ial poll. Voting for ted cruz. Hes the most qualified candidate running. Reporter what you do you think of the strategy to try to dump donald trump by cruz, rubio and kasich trying to make it a brokered convention . I think they should let the voters decide, so i dont think the brokered convention is a good idea. Reporter you just voted for donald trump. Yeah. Reporter what you do you think of the attack by mitt romney on trumps credibility yesterday . Well, theyre all attacking each other right now, so its really a lot of rhetoric with that, so i dont really listen. Sgro reporter mitt romney was asked by matt lauer on the today show why he decided to criticize trump now. You get to the point where you say, your grand kids are did you do to stop donald trump . And i had to finally get out and speak. Reporter s comments anger many trump supporters. Mitt romney is a turncoat. I dont want anything to do with mitt romney. Reporter but thats College Students are ready to dump trump. I think trump is the source of that mudslinging and eventually i think it will tear our party apart. Reporter now, to show you how much things have changed in the past year, cpac had a straw poll for the president ial race a year ago. Rand paul was the leader with 26 of the vote. Scott walker came in second with 21 . They are both out of the race now. Donald trump last year got 4 in the straw poll, and tonight he is the gop frontrunner. Thats the latest live from cpac 2016. Jim, back to you. Thanks, chris. A handful of states and one territory there will be primaries and can yucuses this weekend. On sunday democrats in maine will vote along with republicans in puerto rico. There are more nominating contests on tuesday in michigan, mississippi, idaho, and hawaii. Now to a developing story in the district where police had to chase a man down along kenilworth haef toavenue to arr. The vehicle is wanted in connection to a homicide. Lets get to jack si bensen live in northwest d. C. Jackie . Reporter we have some new information about that. We have just learned that some very good policework by a United StatesPark Police Officer may have given police a break in last weeks murder of a 21yearold man murdered in the 4500 block of quarrel street on told Park Police Officer saw a white acura suv driving erratically near howard road. He tried to stop the driver. The driver did not stop. He took off. A pursuit began. The acura hit several cars in this pursuit from southeast to northeast and ended up facing the wrong way here on kenilworth eve. We the driver bailed out and was captured hiding under the deck of a home nearby. Hes charged with assault on a Police Officer in connection with that and a passenger in one of the cars that was struck was transported by ambulance to a local hospital. So, again, right here this afternoon thanks to some sharp eyes by United StatesPark Police Officer, a vehicle that is wanted in connection with a homicide, a murder that happened last week on quarrels street northeast, a 21yearold man was murdered, that vehicle that evidence now in police custody. Live in northeast, jackie good police work. Thanks, jackie. A former school aide has pleaded not guilty to charges he made pornographic videos of students at a local elementary school. Scott mcfarlane was in the courtroom when federal prosecutors formally charged Deonte Carraway. Reporter Deonte Carraway is en route back to his jail cell with a defense lawyer on either side of him. He told the judge he wants a trial by jury. U. S. Marshals walked Deonte Carraway into the courtroom and sat him between his public defenders. Carraway said little more than yes, sir, when a judge asked him questions today, including whether he understood the chges. Nearly a dozen counts of sexually exploiting kids to make child porn. Investigators say carraway made videos and engaged in graphic sex acts with kids between 9 and 12 in suge sylvania woods lament tri school where he served as a volunteer aide. The next court date is not yet s declined to talk to us. A relative of one of the vingts was in the courtroom and told us this is very hard. Hes done a lot of damage. Hes just done a lot of damage. News4 has learned a unit of three fbi special agents in maryland is reviewing the evidence in this case. This woman, a veteran special agent with the agencys mfd Child Exploitation task force is leaving the unit. Were not showing you her face because she often works undercover. Were told shes in charge of reviewing the actual videos carraway is accused of recording so she can testify about that evidence at trial if needed. Youll recall the fbi also set up a special hotline after this story broke to get tips and assistance for the judge Sylvania Woods Elementary School community. We checked. So far about two dozen calls for those special agents to respond to and review. Jim, back to you. Thanks, scott. A woman who lived in virginia will be laid to rest tomorrow in charleston, south carolina. This comes one say her husband shot and killed her inside their home in woodbridge. The womans name is crystal hamilton. Police say her husband, ronald, killed her. Prince William CountyPolice OfficerAshley Guindon was also shot and killed as she responded to a 911 call there. It was her first full day on the job. Ronald hamilton has been locked up. Theyre charging him with capital murder. Relatives are taking care of the couples 11yearold son. Two other prince William County officers were shot and injured in that incident. Were told that David Mckeown and jesse hempen are recovering well. A fund raiser is planned for tomorrow for the departments injured officers fund. Theyre calling it pork at the pub. Its an event being organized by the Manassas City Police department. Not only will it raise money for the officers but First Responders can eat there for free. We just wanted to something together for First Responders so that they can come and get a good meal out of it and then also have the opportunity for the public to come and show their support. A plate at the function will be 9. It begins tomorrow at 11 00 in the morning. Whether you love it or hate it, the latest snowfall was a sight to see. This morning a lot of you sent us some beautiful pictures of your neighborhoods covered in a fresh white sheen. St. Marys county got the worst of it but the city of california getting about six inches in some spots. But this time there was no real need to shovel. Most of it only stuck to grass and cars and left the roads and sidewalks relatively clear. Folks are already speculating if we have seen the last of the snow. Not yet. I think were going to get one more good one before the end and then well get our spring. No more snow. It needs to warm up. Its back and forth all the time and, you know, just so annoying. Im getting tired of it. We need some warm well, that warm is coming. In fact, were expecting temperatures to top 70 degrees next week. But well be dealing with some cool, Rainy Weather before we get to that. Doug is here with a look at what we can expect to see. You said st. Marys county saw the worst of it. In some opinions they saw the best of that storm. Six inches of snow. Some people wanted to see the snow. I know i wanted at least my grass covered and we did get that over towards the bethesda chevy chase area. All melted off as we saw temperatures climb above freezing and they never really got below freezing for the most part. High temperature only 41. 39 around the frederick area. Your headlines tonight, a chilly night, yeah, if youre going out you will need the jacket. A cool weekend. Not cold, but cool. Temperatures below average all weekend long and, yes, a chance for rain this weekend. Well talk about when. And then the warmest air of the year. The short year. I know were only 2 1 2 months in, butrm making its way our way. We like that. Thank you, doug. Six weeks after d. C. Was buried by a blizzard, president obama has declared a disaster in the district. That declaration frees up federal funding to help the city pay for its response to that storm. D. C. Has an annual snow removal budget of 6 million. But the city spent more than 50 million in the aftermath of that storm. The president also approved marylands declaration of an emergency. The murder trial captivated a nation. Now police are testing a knife that was reportedly found on o. J. Simpsons property. What it could mean decades later. Hes a star basketball player for h. D. Woodson. Yesterday his team won the big game. But then last night he was shot and wounded. That story coming up. News4. Bomb threat day at more than a half dozen Northern Virginia hooigh school but our area isnt the only one being targeted by these new Development Today in the o. J. Simpson murder case. His exwife and her friend were found stabbed to death years ago. The trial that followed got international attention, and now 20 years piece of evidence has turned up. Police tonight in los angeles confirm that they are testing a knife that was found in the yard, buried in the yard of the house where o. J. Used to live. He lived there, in fact, at the time of the murders. Nbcs Chris Pollone has our report. Reporter los angeles place say a small knife is being tested to see if its connected to the murders of Nicole Brown Simpson and her friend, ron goldman. They are going to stud quy i and examine it. Reporter Police Confirm the story first reported by tmz that a former lapd traffic cop recently turned the knife over to detectives. Officials say that officer claims he was working off duty on a movie shoot near simpsons former home 12 years ago when a construction worker gave him the knife. He claimed that an individual who claimed to be a construction worker provided him with this knife claiming that it was found on the not guilty reporter a jury acquitted simply of all charges in 1995. Since then the case has remained open. The murder weapon was never found. We need to, one, first of all, determine is this evidence and if its not evidence, how do we prove one way or another that its not. And the only way we can do that is by being able to challenge the people involved as to what where it was recovered, where it was alleged to have been, et cetera. Reporter o. J. Simpson is currently in prison for an unrelated conviction. Under the constitution he cannot be retried for the murders regardless of whether the knife is, indeed, connected to the cates. Chris pollone, nbc news, new york. Coming up in our next half hour, well hear from mark fisher of the Washington Post. Mark covered the o. J. Simpson case back in the 90s. Well hear his thoughts on the developments today and the timing of it all. A b criminal investigation, and now weve learned he may have a history of violence on the job. We showed you this video yesterday which allegedly shows Anthony Spence slapping and kicking a teenager on school grounds. Tonight the Baltimore Sun reports the Sheriffs Department fired spence in 2003 after he beat a man he mistook for a bank robber. Spence has been placed on paid leave as Police Investigate this new case. Investigators are trying to determine whether theres a connection between automated bomb threat calls made to more than a dozen schools in Northern Virginia and in new jersey today. Tonight police are hopeful that theyll make an arrest. The threats went to seven schools throughout Northern Virginia. Our bureau chief julie carey joins us from the George Mason High School in falls church with more. Julie . Reporter the first signs of this may have come on monday. You might remember the Mclean High School students were told to stay home after before school started. Then on tuesday four School Districts in connecticut, similar situation, and then today it was bergen county, new jersey, and Northern Virginia that faced a rash of bomb threats. These students from George Mason High School spent their day in a middle school gym after a bomb threat forced them to evacuate their school, and they were not happy. I think its really despicable. I think, you know, it really interferes with our learning. What kind of stupid person would really do that to a high school really . Reporter the bomb threats came in at george mason high and six other high schools late this morning. Police say it was phoned in, sounded like a robocall. They told us to drop everything and evacuate immediately. Reporter students, teachers, and staff went to a middle school and spent the rest of the day in the gym there. It was handled very well. Got the students out, got them over to the school, and we just waited. Nothing, no chaos, no ex got us lunches, everything was orderly. Reporter students tell me very few were fearful. As soon as i heard it was a bomb threat i knew it was fake. Reporter k 9 from across the area po got a workout today. At four of the seven schools targeted with the threat, School Officials notified parents but decided not to evacuate. The statement from the Fairfax CountyPublic Schools reports that police did not view the threat as credible. Consequently, students at mclean, westfield, and herndon high schools went about their regular day while investigators scoured the buildings. The private Potomac School also elected not to evacuate. But a much different scene at stone Bridge High School in Loudoun County where students were evacuated, and there was a heavy Police Presence until that building was also cleared. Bishop Oconnell High School was also evacuated. Now, we dont know much about the actual wording in these recorded bomb threats. One school described it simply as brief and back to you now, jim, in the studio. Thanks, julie. Riding an atv on public streets is illegal, but a lot of youngsters are doing it anyhow. A few days ago one of them ran over a cop. Well have more on that. Many packages like this one are disappearing from the front yards of people who live in the bloomingdale neighborhood. One man took matters into his own hands to try to help police fight crime. Coming up at 6 45, how police are trying to solve these crimes and the advice theyre giving to neighbors. Kathleen matthews imagine paying 20 more for a cup of coffee just because youre a woman. So why does congress think its ok that women get paid 20 less than a man for doing the same job . Ill fight for pay equity, to protect planned parenthood, now some politicians will belittle this as a womens agenda. More proof that we just need more women in congress. Im Kathleen Mathews and i approve this message. But cigna is there for you. Health isnt easy. Literally. Just download our free coach by cigna app. For personalized programs from a team of Health Coaches to help you achieve your wellness goals. Cigna. Together, all the way. And doug loves it when we go from 70 down to 30 back to 70 again. I loves it when it stays at 70. Youre the one that says bring it on when were talking about the cold. Up through february. Youre flipflopping, vance. Lets move on then. Flipflopping just a bit, but the 70s are coming and, you know, right now weve been through winter. We saw a fairly cold january and february. Both were a little bit above normal but i think a lot o