150903-N-OQ305-012 SAN DIEGO (Sept. 3, 2015) Capt. Michael Ruth, commanding officer of the amphibious assault ship USS Boxer (LHD 4), welcomes Rear Adm. Hiroshi Oka, Japanese Commander, Mine Warfare Force, during Dawn Blitz 2015. Boxer is underway off the coast of Southern California participating in Dawn Blitz 2015 (DB-15). DB-15 is a multinational training exercise being conducted by Expeditionary Strike Group 3 (ESG-3) and 1st Marine Expeditionary Brigade (1st 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. (U.S. Navy photo by Mass Communication Specialist 2nd Class Robert R. Sanchez/Released)