A U.S. Marine is presented colors - U.S. Marine Corps Sgt. Maj. Stephen Muller (left), former sergeant major, Marine Air Ground Task Force Training Command, Marine Corps Air Ground Combat Center, Twentynine Palms, California, is presented colors during his retirement ceremony on Sept. 17, 2020. During the ceremony, Sgt. Maj. Stephen M. Muller, relinquished his post to Sgt. Maj. Jason R. Gillespie then retired after 30 years of service. (U.S. Marine Corps photo by Lance Cpl. Colton Brownlee)