Sgt. Maj. Clark J. Rhiel, the squadron sergeant major for Marine Aerial Refueler Transport Squadron 452, passes the unit colors to Lt. Col. Kurt W. Stein during the change of command here Aug. 6, 2011. (Official U.S. Marine Corps Photo by Sgt. Timothy Parish) (Released) - Sgt. Maj. Clark J. Rhiel, the squadron sergeant major for Marine Aerial Refueler Transport Squadron 452, passes the unit colors to Lt. Col. Kurt W. Stein during the change of command here Aug. 6, 2011. (Official U.S. Marine Corps Photo by Sgt. Timothy Parish) (Released)