Air Force Chief of Staff Gen. Norton Schwartz presents the Pacific Air Forces flag to new PACAF commander Gen. Herbert Carlisle, signifying the transfer of command at Joint Base Pearl Harbor-Hickam, Hawaii, Aug. 3, 2012. Carlisle is the successor to Gen. Gary North, who is set to retire Oct. 1. (U.S. Air Force photo/Tech. Sgt. Jerome S. Tayborn)