Cpl. Michael Diaz, right, reaches into a medical bag,

Cpl. Michael Diaz, right, reaches into a medical bag, as Cpl. Joseph Diiorio, right, simulates applying a tourniquet to Sgt. Michael Delfin, all assigned to the 22nd Marine Expeditionary Unit, during a combat lifesaving course aboard the amphibious dock landing ship USS Whidbey Island. The Whidbey Island is deployed as part of the Bataan Amphibious Ready Group, supporting maritime security operations and theater security cooperation efforts in the U.S. 6th Fleet area of responsibility.