Seymour Johnson AFB remembers 9/11
Sean Quinby, 4th Civil Engineer Squadron fire chief, prepares to begin a bell ringing ceremony as part of a 9/11 Remembrance ceremony, Sept. 11, 2015, at Seymour Johnson Air Force Base, North Carolina. Quinby rang the bell nine times, signifying the end of duty for the first responders lost during the attacks on 9/11. (U.S. Air Force photo/Staff Sgt. Chuck Broadway)