150416-M-YH418-027 GULF OF ADEN (April 16, 2015) – U.S. Navy Lt. Travis Storey, a critical care nurse with Combat Logistics Battalion 24, 24th Marine Expeditionary Unit, instructs Sailors with the Iwo Jima Amphibious Ready Group on how to properly apply a tourniquet during a mass casualty drill aboard the amphibious transport dock ship USS New York (LPD 21), April 16, 2015. The 24th MEU is embarked on the ships of the Iwo Jima ARG and is deployed to maintain regional security in the U.S. 5th Fleet area of operations. (U.S. Marine Corps photo by Cpl. Todd F. Michalek/Released)