150716-N-KM939-612 INDIAN OCEAN (July 16th, 2015) Marines from the 31st Marine Expeditionary Unit (31st MEU) install an engine into an amphibious assault vehicle in the well deck of the amphibious dock landing ship USS Ashland (LSD 86). Ashland is in the Indian Ocean participating in Talisman Sabre 2015, a bilateral exercise intended to train Australian and U.S. forces in planning and conducting combined task force operations. (U.S. Navy photo by Mass Communications 3rd Class David A. Cox/Released)