PACIFIC OCEAN (March 23, 2021) A U.S. Marine with the All Domain Reconnaissance Detachment, 11th Marine Expeditionary Unit, acts as a simulated casualty during a mass casualty drill aboard Wasp-class amphibious assault ship USS Essex (LHD 2). U.S. Navy and Marine Corps integration training provides the Essex Amphibious Ready Group/11th MEU its first opportunity to plan, brief, and execute multiple mission packages. Essex is underway conducting routine operations in U.S. Third Fleet. (U.S. Marine Corps photo by Cpl. Israel Chincio)