12/20/2015: U.S. Marines with Battalion Landing Team 2/1, 13th Marine Expeditionary Unit (MEU), shield a simulated casualty from the debris of a U.S. Marine Corps MV-22 Osprey during Composite Training Unit Exercise (COMPTUEX) at Marine Corps Air Ground Combat Center Twentynine Plams, California, Oct. 30, 2015. COMPTUEX provides the MEU ARG…