171110-N-OA516-0011 ATLANTIC OCEAN (Nov. 10, 2017) Sailors and Marines conduct a foreign object debris walk-down on the flight deck of the amphibious assault ship USS Iwo Jima (LHD 7). Iwo Jima, components of the Iwo Jima Amphibious Ready Group and the 26th Marine Expeditionary Unit 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)