Col. Larry H. Lang, U.S. Air Force Band commander and conductor; Brig. Gen. George Amamoo, Defense Attaché of the Republic of Ghana; Col. William Knight, 11th Wing/Joint Base Andrews commander; and Col. Sampson Ebonyi, director of music and bands of the Ghana Armed Forces, gather before The U.S. Air Force Concert Band and Singing Sergeants concert at the Bowie Center for the Performing Arts on Aug. 29, 2012, in Bowie, Md. (U.S. Air Force photo/Staff Sgt. Torey Griffith)