U.S. Air Force Senior Airmen Randall Gillis and Barry Christian, 71st Aerial Port Squadron ramp specialists, chain down a truck inside a C-17 Globemaster III during a training mission at Langley Air Force Base, Va., Nov. 2, 2013. Though stationed at Langley AFB, the 71st APS is a geographically-separated Air Force Reserve unit of the 512th Airlift Wing, located at Dover AFB, Del. (U.S. Air Force photo by Staff Sgt. John D. Strong II/Released)