U.S. Army Reserve 365th Engineer Battalion conducts post operations during Operation Sentinel Justice at Camp Shelby, Mississippi, June 10, 2026. Operation Sentinel Justice (OSJ) is a large-scale U.S. Army Reserve training exercise that enhances Soldier and unit readiness, validates capabilities, and improves missions' effectiveness through realistic, multi-echelon training in a dynamic operational environment. (U.S. Army Video by Staff Sgt. Roman Adona)
