Madison police have arrested a suspect in a Wednesday night shooting which left a 24-year-old victim in extremely critical condition with a head wound. Police say the shooting happened during a conflict between two men who know each other. No names have been released. Witnesses told investigators the accused shooter ran from the area and tried to steal a vehicle so he could get away. Officers found him hiding in a maintenance room of a nearby apartment building. No weapon has been recovered. The shooting suspect was taken to a hospital for treatment of cuts he apparently suffered during a fight.