LANGLEY AIR FORCE BASE, Va. -- Capt. Garrett Dover, F-16 Viper West Coast Demonstration Team pilot from Hill Air Force Base, Utah, performs aerial maneuvers during the demonstration team certification Feb. 2. The A-10, Viper West Coast and F-22 demonstration teams met for three days to receive annual certification from the commander of the Air Combat Command. (U.S. Air Force photo/Staff Sgt. Dana Hill) (RELEASED)