A Four-Ship formation of F-16 Fighting Falcons fly over Shaw Air Force Base, S.C., 21 July, 2017, as part of a commemoration of the hundredth anniversary of the 55th Fighter Squadrons activation. The formation consisted of the wing flagship aircraft from the 55th, 77th, and 79th fighter squadrons all stationed at Shaw AFB.
U.S. Air Force Photo by Tech. Sgt. Gregory Brook