Law enforcement officials prepare to search the woods near a contractor's vehicle on Baltimore-Washington Parkway in Linthicum, Md., on July 6, 2011. Maryland State Police and Anne Arundel County police are searching for an armed man along the parkway who hit the windshield of a contractor's vehicle with a hammer before fleeing. (Associated Press)

Photo by: Ann Heisenfelt

Law enforcement officials prepare to search the woods near a contractor's vehicle on Baltimore-Washington Parkway in Linthicum, Md., on July 6, 2011. Maryland State Police and Anne Arundel County police are searching for an armed man along the parkway who hit the windshield of a contractor's vehicle with a hammer before fleeing. (Associated Press)