Tech. Sgt. David Rosengaft, U.S. Air Force Concert Band trombonist, signs autographs for youth after a concert in Pittsburg, Calif., Oct. 13. The concert is part of the U.S. Air Force Concert Band and Singing Sergeants 2012 Fall Tour. The band is scheduled to perform in 14 different cities on 14 nights. (U.S. Air Force photo/ Staff Sgt. Keyonna Fennell)