U.S. Marines post security in front of AAV-P7/A1 Amphibious Assault Vehicles July 8, 2015. The Marines with Echo Company, Battalion Landing Team 2nd Battalion, 5th Marines, 31st Marine Expeditionary Unit, are training to conduct amphibious assaults at Fog Bay, Australia, as part of Talisman Sabre 2015. The 31st MEU is participating in Talisman Sabre in Australia while deployed on a regularly scheduled Fall Patrol of the Asia-Pacific region. (U.S. Marine Corps photo by Cpl. Ryan C. Mains/Released)