U.S. Marines and Sailors with 3rd Reconnaissance Battalion, 3rd Marine Division, inspect the hulls of naval range support vessels at the Port of Naha, Okinawa, Japan, June 9, 2020br br Diving in support of naval range support vessels provides Marines the opportunity to work closely with U.S. naval personnel and enhances integration between the Marine Corps and U.S. Navy. (U.S. Marine Corps video by Cpl.