Dea assumes command

U.S. Air Force Col. Matthew Holston, Space Delta 8 - Satellite Communication and Navigation Warfare commander, left, passes the guidon to U.S. Space Force Lt. Col. Brian Dea, incoming 4th Space Operations Squadron commander, during the change of command ceremony at Schriever Air Force Base, Colorado, June 17, 2021. DEL 8 provides Satellite Communications and the world's gold standard for Position, Navigation and Timing signals, providing the focal point for U.S. protected and assured Military SATCOM as well providing the only global utility for PNT signals to both warfighters and civilian users. (U.S. Space Force photo by Dennis Rogers)

U.S. Space Force Lt. Col. Brian Dea, incoming 4th Space Operations Squadron commander, gives his first speech during the change of command ceremony at Schriever Air Force Base, Colorado, June 17, 2021. Dea took command after serving as the Combined Force Space Component Command executive officer at Vandenberg AFB, California. (U.S. Space Force photo by Dennis Rogers)

U.S. Space Force Lt. Col. Tim Ryan, outgoing 4th Space Operations Squadron commander, delivers his farewell speech during the change of command ceremony at Schriever Air Force Base, Colorado, June 17, 2021. The 4th SOPS mission is to operate the Space Force's protected and wideband Military Satellite Communications systems. (U.S. Space Force photo by Dennis Rogers)