dawson returned. it got violent. larry russell dawson in custody ever since where he's been treated for mental health issues. now dawson says he just wants to go back to tennessee to be with his family. he says he never ever wants to come to d.c. again. >>> there are also new concerns about security at the white house after two high profile arrests over the weekend. shawn keon is accused of stealing a car in roanoke, driving into a white house checkpoint on saturday and saying he had a trunk. he claimed he had an appointment with president trump and told them the bomb was really an asteroid. keon was in the navy for six years. he was an aviation electronic's technician and left the as much as -- service back in 2014. william raulerson was on the north side of the white house and got between the fence and the security barrier. he was shouting nonsensical statements. >>> secret service officials are discussing that first white house security breach since president trump took office. scott macfarland is following the developm

larry dawson pleaded guilty to pulling out b.b. gun at check point. the officers shot him when they saw the b.b. gun that looked like a real handgun. as part of the sentence he will receive mental health treatment. jonathan: now a developing story of arrest in the smash and the grab gun store robberies in virginia. jeff goldberg is joins us live. i understand that the police are only linking the men to the burglaries in virginia. not the rockland, maryland store, where they got a lot of guns. >> that is right. no connection from two weeks but the arrests are a big deal. the burglaries had people that were concerned. they were arrested because of a tip. the three suspects are accused of burglarize the three store in northern virginia. chantilly. the other is in ash tactical in spotsylvania county. they took 35 guns from the store in chantilly but they did not take firearms from the other two stores because of high security measures. the suspects are 23-year-old preston holmes. 23-year-old ma knew jones. 19-year-old daniel quarrels. a tip led them to 8t

tennessee man who caused a scare at the capitol visitors center nearly a year ago, 67-year-old larry dawson will spend 11 months in prison. last march a u.s. capitol police officer shot dawson after he pulled out a bb gun that looked like a handgun. dawson pleaded guilty in connection to the incident. today his sister traveled from tennessee to speak on his behalf. seriousness of what has happened, and he's sorry. he's remorseful for what has happened. and i know he's going to be a better man. >> dawson has been ordered to receive mental health treatment. the judge also sentenced him to 90 days for an earlier incident when he disrupted congress and failed to return to court. he could be available for supervised release later this spring. >>> it felt a little more like spring. >> but we're not done with temperature swings, are we? >> no, this is what happens this time of year. today is the first day of spring, but this time of year, the battle between winter and spring takes place, and you're going to see a little bit of both. first off, though, more spring-like showers. we have showers maki

she says larry dawson was one of nine children and that he had a special role in the family. >> our father passed around 1977. the three last siblings that were at home, he stepped up and became a father figure to us. >> reporter: in fact, when you got married he walked you down the aisle. >> yes, he did. >> reporter: dawson was this. he'll be eligible for supervised release later this spring. turns out the gun that dawson has was an unloaded bb pistol. turns out he has a history at the capital. more on that at 6:00. >> pat, i'm curious, did his sister not know anything about his history? this is clearly a side to the man that is a mystery to her. >> reporter: apparently she did not. she said she didn't know that he was coming up to d.c. apparently he came up to protest in favor of the $15 minimum wage and he'd been here before. i'll get into that at 6:00. she says she was unaware of his crusade, unaware of his trips up to d.c. until she saw him on tv that march day. >>> we're also security scares over the weekend at the white house. a virginia man named shawn keon is accused of driving a

a judge sentenced larry dawson to 11 months for the c confrontation that happened about a year ago. >>> in northern virginia, the state attorney general is wrapping up a news conference with local police where they revealed new details about a massive drug bust. investigators say a group was trafficking a number of drugs including heroin. local and state police in virginia and maryland joined forces and arrested 11 people over the weekend. police seized ten guns, cash and several vehicles along heroin, cocaine, pot and pcp. julie carey is working this story. she'll join us live at the top of the hour. >>> more college s soon have access to a special discounted unlimited metro pass. the metro board is set to vote thursday to extend the university pass pilot program through june 20th of 2018. the pass is available to students at american university. metro credits the pass with 10% ridership increase. metro said they hope to expand the pass to local colleges this fall. >>> the first family is getting bigger. why president trump's family has something to celebrate this afternoon. >>> and