Gen. John W. “Jay” Raymond, commander, Air Force Space Command, presents Col. J. Christopher Moss, 30th Space Wing commander, with a certificate of appreciation during Moss’ retirement ceremony, June 2, 2017, Vandenberg Air Force Base, Calif. Moss served 26 years in the Air Force, including his last two as commander of the 30th SW. (U.S. Air Force photo by Senior Airman Robert J. Volio/Released)