An F-15E Strike Eagle aircraft executes a touch-and-go during Exercise Desert Flag March 30, 2016, at an undisclosed location in Southwest Asia. Desert Flag, also known as Exercise IRON FALCON 16-2, is a three-week long joint and multilateral U.S. Air Forces Central Command-led exercise held semi-annually in Southwest Asia. (U.S. Air Force photo by Staff Sgt. Kentavist P. Brackin/released)