Significant delays of up to one hour on Metro’s Blue, Orange and Silver lines.; Tensions between Trone, Matthews and Raskin escalate in Congressional debate; Let’s go Tripping; Wrongful convictions cost California taxpayers $282 million over 24 years, study finds; A political wonk’s fantasy: A contested convention; A&E’s ’60 Days In’ will scare you straight; Townhouse in Centreville, Va., lists for $345,000; D.C. area forecast: Cool and damp today; Drying out and milder Tuesday and Wednesday; Prince George's County police chief: '‘One of your defenders has been lost'; With 2 candidates from D.C. suburbs, Maryland Senate race is all about Baltimore; Christine Knauth Arndt, an American trapped in Nazi Germany, dies at 96; Video shows man taken into custody near area where Md. police officer was shot; Rubio beats Kasich in D.C. Republican convention; He says the Arlington gun store will be great. He just won’t say who owns it.; Donna Edwards takes lead in new poll on Senate race in Maryland;   Essential news for the Greater Washington area   Police officer shot and killed outside Prince George’s police headquarters; 2 suspects in custody Jacai Colson was an undercover officer and four-year member of the force. By Faiz Siddiqui, Lynh Bui, Terrence McCoy and Michael Laris  •  Read more » Significant delays of up to one hour on Metro’s Blue, Orange and Silver lines. Major delays on to Metro's downtown stops with fire activity. Delays are on Blue, Orange and Silver lines. Avoid Metro. By Dana Hedgpeth  •  Read more » Tensions between Trone, Matthews and Raskin escalate in Congressional debate “Gerrymandering,” GOP contributions and improperly placed yard signs mark latest forum. By Bill Turque  •  Read more »   Let’s go Tripping We live for the Road Trip. We yearn to breathe free. But when things go awry, or travelers need a place to vent, Tripping is there, too. By Fredrick Kunkle  •  Read more »   ADVERTISEMENT   Wrongful convictions cost California taxpayers $282 million over 24 years, study finds Nearly 700 people were convicted of felonies and later exonerated, study looks at total cost of their prosecutions. By Tom Jackman  •  Read more »   A political wonk’s fantasy: A contested convention It could happen this year, and some people are thrilled — and a little scared. By Steve Hendrix  •  Read more »   A&E’s ’60 Days In’ will scare you straight In this new reality show, seven non-criminals go to jail for two months to uncover info about illicit inmate misbehavior and corrupt guards. By Marc Silver  •  Read more »   Townhouse in Centreville, Va., lists for $345,000 AFFORDABLE HOME OF THE WEEK | The 1,330-square-foot residence, which was built in 1985, has an updated kitchen with granite counters, new cabinets and new appliances. By Michele Lerner  •  Read more »   D.C. area forecast: Cool and damp today; Drying out and milder Tuesday and Wednesday By Jason Samenow  •  Read more »   Prince George's County police chief: '‘One of your defenders has been lost' Police Chief Henry P. Stawinski III spoke at a press conference on March 13 after an "unprovoked attack" on Prince George's County District III station killed an officer. "One of your defenders, Jacai Colson...lost his life in defense of this county today," he said. Read more »   With 2 candidates from D.C. suburbs, Maryland Senate race is all about Baltimore Donna Edwards and Chris Van Hollen focus on Charm City as they battle for votes in a tight Democratic primary. By Rachel Weiner  •  Read more »   Christine Knauth Arndt, an American trapped in Nazi Germany, dies at 96 She, her sisters and their mother endured Allied bombing in Leipzig before returning to the United States in 1944 in a Red Cross exchange. By Bart Barnes  •  Read more »   ADVERTISEMENT   Video shows man taken into custody near area where Md. police officer was shot Cellphone video taken near the area where a Prince George’s County Police officer was shot in Landover, Md., shows officers taking a person into custody. Read more »   Rubio beats Kasich in D.C. Republican convention A roundup of news from the Washington region. Read more »   He says the Arlington gun store will be great. He just won’t say who owns it. Dennis Pratte, the force behind the soon-to-open Nova Armory, has a long history in the gun-store business. By Patricia Sullivan  •  Read more »   Donna Edwards takes lead in new poll on Senate race in Maryland It’s the first poll in months to give her the edge over fellow House Democrat Chris Van Hollen. By Rachel Weiner  •  Read more »   Recommended for you   Going Out Guide What to do and where to go in the Washington area, in your inbox twice a week. 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