U.S. Marines currently deployed to Pacific Missile Range Facility simulate the evacuation of injured personnel and civilians during the final portion of a Non-combatant Evacuation Operation (NEO) mass casualty drill held yesterday. The Marines represent units Active and Reserve components from four different states as part of the multi-national, multi-service Rim of the Pacific (RIMPAC) exercise currently underway in the Hawaiian operating area. U.S. Navy photo by Petty Officer 2nd Class Johnny Michael.