U.S. Airman 1st Class Stephen Swift, loadmaster, 16th

U.S. Airman 1st Class Stephen Swift, loadmaster, 16th Airlift Squadron, prepares a C-17 Globemaster III before low level and aerial refueling training, Oct. 31, 2012, Joint Base Charleston, S.C. Training flights are vital to the operational success of Air Force personnel because they help develop the necessary skills for combat and humanitarian missions. (U.S. Air Force photo by Senior Airman James Richardson)(Released)..