Assault Amphibious Vehicles (AAV-7) from the 31st Marine Expeditionary Unit exit USS Germantown (LSD 42) during a Valiant Shield 2016 amphibious landing exercise at Naval Base Guam, Santa Rita, Guam Sept. 20, 2016. Valiant Shield is a biennial, U.S. Air Force, Navy and Marine Corps exercise held in Guam, focusing on real-world proficiency in sustaining joint forces at sea, in the air, on land and in cyberspace. (U.S. Navy Combat Camera photo by Chief Mass Communication Specialist Greg Badger)