Master Sgt. Iain Morrison, 554th RED HORSE engineering flight superintendent, plays the bagpipes during the 36th Wing change of command ceremony May 6, 2016, at Andersen AFB, Guam. A change of command is a military tradition that represents a formal transfer of authority and responsibility for a unit from one commanding officer to another. (U.S. Air Force photo by Airman 1st Class Arielle Vasquez/Released)