171204-N-OA516-0008 ATLANTIC OCEAN (Dec. 4, 2017) Machinist Mate 2nd Class Nicholas Dietrich makes a call to light and secure burners for the number 2 boiler in the forward main machinery room aboard the amphibious assault ship USS Iwo Jima (LHD 7) while he stands boiler console operator watch. Iwo Jima, components of the Iwo Jima Amphibious Ready Group and the 26th MEU are conducting a combined composite training unit exercise that is the culmination of training for the Navy-Marine Corps team and will certify them for deployment. (U.S. Navy photo by Mass Communication Specialist 3rd Class Kevin Leitner/Released)