Airman 1st Class Christopher Mcgillis, 28th Operations Support Squadron aircrew flight equipment technician, removes items from an aircrew survival vest during a routine inspection at the 34th Bomb Squadron on Ellsworth Air Force Base, S.D., July 25, 2012. AFE technicians maintain aircrew equipment such as survival gear, parachutes, flight helmets with masks, harnesses, and various types of goggles and glasses used by aircrews. (U.S. Air Force photo by Airman 1st Class Kate Thornton/Released)