A man suffered serious injuries in a Sunday morning wreck in downtown Amarillo and another man was arrested. At 7:46 a.m., police responded to what was initially reported as a vehicle-versus-pedestrian wreck at Southwest Sixth Avenue and South Harrison Street. Police found that a red 2008 Cadillac was the only vehicle involved. Witnesses told police that it was driving east in the westbound lanes, drove onto a curb and hit a pole supporting a stop light on the northwest corner of the intersection. read more