ELLSWORTH AIR FORCE BASE, S.D. -- Airman 1st Class Stephen Barker, 28th Operations Support Squadron aircrew flight equipment apprentice, stows the lines of a back automatic-22 parachute here, Aug.10. Aircrew flight equipment members inspect and pack an average of four parachutes a week to ensure safety standards are met. (U.S. Air Force photo/Airman 1st Class Corey Hook)