NIGHT CREW U.S. Air Force Staff Sgt. Danny Shaw, left, installs safety wiring as Staff Sgt. Nathan Gadbois, middle, and Airman 1st Class Jessica Guinn look through a technical order while performing maintenance on an F-16 Fighting Falcon's propulsion system on Joint Base Balad, Iraq, Oct. 6, 2008. Shaw, Gadbois and Guinn, all aerospace propulsion journeymen, are assigned to the 332nd Expeditionary Aircraft Maintenance Squadron. SHARE: Download: Full Size (0.05 MB) Credit: VIRIN: 166693-U-YSR30-475.jpg Photo Gallery