160726-N-UG095-164 INDIAN OCEAN (July 26, 2016) The amphibious assault ship USS Boxer (LHD 4) fires its Mark-38 25 mm machine gun system fires during an integrated live-fire exercise. Boxer, the flagship for the Boxer Amphibious Ready Group, with the embarked 13th Marine Expeditionary Unit, is operating in the U.S. 7th Fleet area of operations in support of security and stability in the Indo-Asia-Pacific region. (U.S. Navy Photo by Mass Communication Specialist 3rd Michael T. Eckelbecker/Released)