C-17 training operations
VANDENBERG AIR FORCE BASE, Calif. -- A C-17 Globemaster III, stationed at March Air Reserve Base, Calif., performs a touch-and-go maneuver for training here Tuesday, March 9, 2010. While there are no active flying squadrons, Vandenberg's runway is often used for training not only for aircraft, but for emergency response as well. (U.S. Air Force photo/Staff Sgt. Levi Riendeau)