Staff Sgt. Sonethasinh Sayaseng, 31st Aircraft Maintenance Squadron, Aviano Air Base, Italy, avionics journeyman, marshals an F-16 for take-off at Nellis Air Force Base, Nev., August 2, 2016, to participate in Green Flag 16-8. A typical Green Flag exercise involves two multi-role fighter and/or bomber squadrons, unmanned aircraft, electronic warfare aircraft, and aerial refueling aircraft. (United States Air Force photo by Airman 1st Class Kevin Tanenbaum/Released)