21st OG change of command
PETERSON AIR FORCE BASE, Colo. – Brig. Gen. John Shaw, 21st Space Wing commander, passes the 21st Operations Group guidon to Col. Troy Endicott, incoming 21st OG commander, during the change of command ceremony June 8 at building 2027. Endicott was stationed at Peterson AFB from 2008–2011 as a 76th Space Control Squadron operations officer and as the 21st Operations Support Squadron commander. He replaces outgoing Col. David Miller. (U.S. Air Force photo by Craig Denton)