Gearing up
Staff Sgt. Jason Bierman, 39th Civil Engineer Squadron, explosive ordnance disposal flight, “goes on air,” or completes the seal of oxygen to his mask Sept. 10, 2009, during a base exercise at Incirlik Air Base, Turkey. An exercise evaluation team evaluated participating squadrons on their exercise responses. (U.S. Air Force photo/Airman 1st Class Amber Ashcraft)