Four people died and one was injured in a shooting and explosion Saturday in a townhouse neighborhood in Woodlawn, including the alleged gunman, whom Baltimore County Police said they killed. Neighbors called 911 to report a fire and an armed man in the 7500 block of Maury Road, and officers and firefighters arrived together about 6:40 a.m. to find the man outside the burning homes, county police spokeswoman Joy Stewart said. Four Baltimore County police officers shot at Brown, killing him, Stewart said. “That threat was neutralized,” she said Saturday at the scene. “At that point, firefighters were able to...