160121-N-KR961-015 PACIFIC OCEAN (January 20, 2016) A Phalanx Close-In Weapons System (CIWS) fires during a live-fire exercise aboard amphibious assault ship USS Boxer (LHD 4). Boxer is currently underway conducting routine training exercises and maintenance in preparation for its upcoming deployment. (U.S. Navy photo by Mass Communication Specialist 2nd Class Debra Daco)