Operation Sentinel Justice combines real-world medical support, training to strengthen AR-MEDCOM, MRTC readiness
U.S. Army Reserve Soldiers receive moulage preparation to serve as simulated casualties during Operation Sentinel Justice at Camp Shelby, Miss., June 16, 2026. A noncommissioned officer applies simulated blood to a Soldier as part of the moulage process used to create realistic injury effects for medical training scenarios. The preparation enhances training realism and helps Soldiers develop casualty assessment, triage and treatment skills in operational environments. (U.S. Army Reserve photo by Sgt. 1st Class Jayson Rivera)