Staff Sgt. Bobby Pantfoader, 28th Force Support Squadron base Honor Guardsman, performs a flag folding demonstration during the 9/11 Remembrance Retreat ceremony held in front of the 28th Bomb Wing Headquarters at Ellsworth Air Force Base, S.D., Sept. 11, 2013. The ceremony was held to pay homage to those lost in wartime and during the tragic events that occurred on Sept. 11, 2001. (U.S. Air Force photo by Airman 1st Class Zachary Hada/Released)