Senior Airman Johnny Powell retrieves a safety pin. U.S. Air Force Senior Airman Johnny Powell retrieves a safety pin from the wing weapons pylon of an F-16 Fighting Falcon aircraft on a hot cargo pad at Joint Base Balad, Iraq, on Oct. 21, 2008. Safety pins prevent unintentional deployment of munitions once the aircraft has landed. Powell is assigned as a weapons load crew member to the 332nd Expeditionary Aircraft Maintenance Squadron. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 661671-H-JOW05-114.jpg Photo Gallery