Air Force Chief of Staff delivers Air Force Update at ASC17
Air Force Chief of Staff Gen. David L. Goldfein delivers the Air Force update during the Air Force Association Air, Space and Cyber Conference at National Harbor, Md. (U.S. Air Force photo by Tech. Sgt. Dan DeCook)

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Photo by: Tech. Sgt. Dan DeCook |  VIRIN: 170919-F-SN926-053.JPG