kathy szeliga is running for the u.s. senate in maryland. how having donald trump at the top of the ticket could effect our campaign. >>> we go back to the center of the chaos to see what's changed. >> we have grown in a positive direction since then. >> first at 6:30, a teenager accused in one of two recent gang-related murders will be going on trial. >> an alexandria judge made that ruling late today. it centers around a crime that last december. the victim found stabbed to death in four mil the transcript of the police confession is in evidence. david, does it explain a motive? >> reporter: in fact, it does. according to detectives, edwin guerrero stabbed the victim in four mile run park late last year killing him there. it was part of some ms-13 gang retaliation. that victim had actually worked with police in the past to testify against other alleged gang members. police made the disturbing discovery december of last year in what's supposed to be a peaceful setting. four mile run park. 22-year-old eduardo's body found with several stab w

. >>> come november, von hollen will be facing kathy szeliga. >> reporter: kathy szeliga is a wife, mother, and small business owner. she is the minority whip in the maryland house of delegates. she is running f senate against democratic congressman chris van hollen. >> van hollen has been in washington for more than a decade. over that period of time, peoples lives have not gotten better. >> reporter: van hollen is asking his supporters to get fired up as he campaigns for every vote in every part of the state. >> make sure we pull the state together. win the general election. >> reporter: kathy says although registered democrats outnumber republicans in maryland by 2 to 1, she has a strategy to win. >> we know that maryland is now purple. we have a republican governor. he won that election with great numbers, and people in maryland feel very confident in the job that larry hogan is doing. >> reporter: szeliga has not endorsed any gop presidential candidate. coming up on news4 at 6:00, how sh at the top of the ticket could effect her chances to win the u.s. senate race here in maryland. >>

vanhollen will take on kathy szeliga this november. >>> now to the congressional races in our area starting with the eight direction. jamie raskin is the hollen has held since 2003. and the race for the congressional distrieight distrs the most expensive. and he will face dan cox in the general election. to the fourth congressional district, former lieutenant governor anthony brown won the democratic primary there. donna edwards had that seat since 2008. with 99% reporting, george mcdermott is the projected winner of the republican nomination. >>> maryland voters are overwhelmingly behind the two front-runners in the race for the white house. both donald trump and hillary clinton beat their competitors by 30% yesterday. trump took wins in the other four states holding primaries as well giving him nearly 100 new delegates this morning. clinton lost only one democratic primary yesterday. senator bernie sanders took rhode island by about 10 app can be a great our political ag >> the white house is now incustody. the white house was briefly placed in lockdown around 4:00 yesterday afternoon whi

. >> kathy szeliga won the republican race there. >> reer declared victory and his party's nomination foring t this evening and win the general election! [ cheers and applause ] and we're going to be part of a new democratic majority in the united states senate! >> reporter: after his victory speech, i caught up with chris van hollen. >> well, first i want to thank democrats throughout the state of maryland and let all marylanders know i'm looking forward to campaigning with them in the fall. i want to thank donna edwards for her advocacy on important issues and for reaching out after the campaign. it's important that we have unity going into the general election. >> reporter: van hollen will face kathy szeliga in the election this november. for demos thollen first won tha in 2002. >> and anthony brown wins the democratic primary in the fourth congressional district. donna edwards has held that seat since 2008. >>> if you are running out the door, don't forget the nbc washington app to be a great resource on the go. you'll find all of yesterday's primary results and nbc news analysis

the projected winner in the primary is kathy szeliga. she's in the house of delegates and serves as minority whip. she'll compete for for the senate seat. she was elected to the senate back in 1986. maryland has not had a republican senator since then. >> the results for merchandise and four other states have turned the two presidential front runners into near certainties. >> donald trump and hillary clinton won big tonight. we have more on just how they did. >> when donald trump is the top choice among moderates, women and the wealthy, that tells you he's having a big night in maryland. exit polls show he got about half their votes with ted cruz and john kasich splitting whatever was left. he did better among men and maryland's most conservative voters. >> hillary will be horrible on economic development. she will be terrible on jobs. she knows nothing about jobs except for jobs herself. >> hillary clinton didn't get a clean sweep. she tweeted thank you, maryland, just a few minutes a of the polls close. sanders is still touting himself

kathy szeliga is in the lead with 20% of those who would vote. richard douglas, records 13%. chris kefalas comes in with 9%. but a huge 57% of the likely primary voters say they're still undecided. >> which presidential candidates are leading in maryland now? that's part two of our new news4/marist maryland poll. i'll have the results tonight at 11:00. >>> count me out. i simply believe that if you want to be the nominee for our party, to be the president, you i close not to do this. therefore, i should not be considered, period, end of story. >> that's house speaker paul ryan. he said today he does not want to be president. and he will not accept the nomination. >> ryan has been suggested as a potential contender for the republicans if neither donald trump nor ted cruz nets the delegates that are required to win that nomination. nbc's brian mooar is live on capitol hill. he sounded pretty adamant, brian zblext sounded adamant today and he sounded adamant the five times he said no, i will not run for speaker of the house, i don't want the job. but today he said to nbc news, t