PITTSBURGH (AP) - Police say a suspect has been arrested for assaulting a trooper after a traffic stop on a busy western Pennsylvania highway after being on the run for a month.

WPXI-TV reports investigators found 26-year-old Byron Williams Thursday outside a home in Pittsburgh. They say he came out to clean snow off of his car and officers placed him under arrest.Police say a trooper stopped a car for a lane-changing violation on Jan. 8 and became concerned when a passenger twice gave a false name and birth date. That man, now known to be Williams, got out of the car, rushed the trooper, and wrestled with him before running into some nearby woods.Police charged Williams with aggravated assault.No attorney information is available for Williams.