721st MSG changes hands
Col. Douglas A. Schiess, (left) 21st Space Wing commander, passes the 721st Mission Support Group guidon to Col. Gary L. Cornn Jr., incoming 721st MSG commander, during a change of command ceremony June 26, 2015. Cornn previously served as deputy director, Joint Information Environment Technical Synchronization Office, Defense Information Systems Agency, Fort Meade, Maryland, prior to assuming command of Cheyenne Mountain Air Force Station. (U.S. Air Force photo by Robb Lingley)