U.S. Air Force Tech. Sgt. Laura Moseley, a C-5 Galaxy aircraft crew chief assigned to the 167th Maintenance Squadron, West Virginia Air National Guard, performs an engine check on a C-5 July 22, 2013, after landing at Joint Base Charleston, S.C. The C-5 aircrew loaded cargo onto the aircraft at the base to support Operation Enduring Freedom.
(DoD photo by Senior Airman Dennis Sloan, U.S. Air Force/Released). Original public domain image from Flickr