Flying downrange
U.S. Air Force C-17 Globemaster III instructor pilots and loadmasters, pose before taking off to deliver cargo for building partner capacity in Afghanistan, Dec. 28, 2016, at Altus Air Force Base, Oklahoma. The base assisted the Air Mobility Command during the holiday season while giving the unique opportunity for instructors to refresh their operational experience in order to train future C-17 crew members. (U.S. Air Force photo by Airman 1st Class Cody Dowell/released)