150831-N-CC789-098 CAMP PENDLETON, Calif. (Aug. 31, 2015) U.S. Marines assigned to 3rd Assault Amphibian Battalion observe the approach of amphibious assault vehicles (AAV) during well deck operations aboard amphibious transport dock ship USS Somerset (LPD 25). Somerset is participating in Exercise Dawn Blitz 2015 (DB-15). Exercise DB-15 is a multinational training conducted by Expeditionary Strike Group 3 (ESG-3) and 1st Marine Expeditionary Brigade (1 MEB) to build U.S., Japan, Mexico, and New Zealand's amphibious and command and control capabilities through live, simulated, and constructive military training activities off the coast and ashore at Marine Corps Base Camp Pendleton and at Marine Corps Air Ground Combat Training Center 29 Palms, California. Somerset is the ninth San Antonio-class amphibious transport dock ship. (U.S. Navy photo by Mass Communication Specialist 1st Class Vladimir Ramos/Released)