Chris Brown was arrested in WashingtonD.C., after assaulting a man outside a hotel. Brown and the victimdid not know each other.
Sources said to TMZ celebrity websitethat the fight started when two guys stepped into a picture Brown wastaking with two girls, that's when Brown punched one of them in hisnose.
Brown is already under probation fromthe Rihanna incident (also assault). If he's to be found guiltytomorrow he can be sent to jail for up to four years.