Marines with III Marine Expeditionary Force walk toward

Marines with III Marine Expeditionary Force walk toward the landing beaches during a trip to Iwo Jima, Japan, Dec. 19, 2017. Marines from across III MEF, the 31st Marine Expeditionary Unit and Marine Corps Installations Pacific, flew some 850 miles east from Okinawa, Japan, to visit the historic island, now called Iwo To, to tour the battle site and honor the men who fought there in February 1945. (U.S. Marine Corps photo by Staff Sgt. T. T. Parish/Released)