An F-15E Strike Eagle assigned to the 492nd Fighter Squadron, Royal Air Force Lakenheath, England, taxis before participating in Green Flag 16-9 at Nellis Air Force Base, Nev., Sept. 9, 2016. The 492nd FS is participating in a realistic air-land integration combat training exercise involving air forces of the U. S. and its allies. (U.S. Air Force photo by Airman 1st Class Kevin Tanenbaum/Released)