WARRIOR MILITARY OPERATIONS AREA, La. -- An F-16 Fighting Falcon from the 79th Fighter Squadron, Shaw Air Force Base, S.C., fires its 20mm M61 Vulcan six-barreled Gatling-style cannon during a training scenario near Fort Polk, La., as part of Exercise Green Flag East 11-01 Oct. 13. GFE 11-01 is a global response exercise involving Air Force and Army personnel from various bases around the country. (U.S. Air Force photo by Senior Airman Chad Warren)(RELEASED)