THUNDERBOLT CHECK U.S. Air Force Senior Airman Judith Bulkley exits an A-10C Thunderbolt II after performing an external operations check on the aircraft at Kandahar Airfield, Afghanistan, Aug. 8, 2011. Bulkley, an electrical and environmental systems specialist assigned to the 23rd Aircraft Maintenance Squadron, was working to isolate an ongoing issue in the aircraft. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 924397-X-DBL55-365.jpg Photo Gallery