Snow doesn't slow Tinker's workflow
John Bishop, a B-1B mechanic with the 567th Aircraft Maintenance Squadron, wears a neoprene face mast during a B-1B Lancer engine run after the first significant snowfall Oklahoma City has received this season, Jan. 6, 2017, tinker Air Force Base, Oklahoma. Despite the accumulation of snow the important maintenance operations conducted by the Oklahoma city Air Logistics Complex continued to ensure aircraft production stays on track to deliver capability to the warfighter. (U.S. Air Force photo/Greg L. Davis)