June 27, 2014 12:52 pm Fake Metrobus Explosion Helps First Responders Practice First responders staged the scene to practice how to keep the public safe in an emergency. The training exercise was run by the Department of Defense, the National Guard and the ATF. Local 2:25 Community, businesses mark first weekend of emergency curfew at National Harbor 1:27 Police search for suspect who vandalized Rockville synagogue sign 2:03 PNC Parkway Classic marks 40 years of racing in Virginia 5:01 Strawberry Season: Pick fruit at this Virginia festival 0:40 Man stabbed to death near Audi Field in DC