Army Master Sgt. Antonio Giuliano, U.S. Army Band “Pershing’s Own” vocalist, sings the National Anthem during a change of command ceremony Aug. 16, 2012 in Hangar 3. During the ceremony, Col. William D. McGarrity took command of the U.S. Army Air Operations Group from Col. Scott E. Sanborn. The U.S. Army Air Operations Group is headquartered at Fort McNair in Washington, D.C. (U.S. Air Force photo/Senior Airman Lindsey A. Porter)