 Fairfax County police say the 16 and 17-year-olds under arrest had carjacked that vehicle at gunpoint earlier in Merrifield, Virginia. And that was after an unoccupied Jeep they allegedly stole from the Vienna metro station became disabled. Detectives continue to investigate. Sandy Kozel, WTOP News. A local woman takes home a martial arts title at the AAU National Championships in Florida. We get the story from WTOP's Jimmy Alexander.