151029-N-GZ228-013 PACIFIC OCEAN (Oct. 29, 2015) Amphibious assault ship USS Boxer (LHD 4) transits the Pacific Ocean during a simulated strait transit as part of Composite Training Unit Exercise (COMPTUEX). Boxer Amphibious Ready Group (ARG) composed of Boxer, amphibious transport dock ship USS New Orleans (LPD 18), dock landing ship USS Harpers Ferry (LSD 49) and the 13th Marine Expeditionary Unit, is conducting Composite Training Unit Exercise (COMPTUEX) to test their ability to effectively respond to scenario driven events and perform as an integrated unit in preparation for deployment. (U. S. Navy photo by Mass Communication Specialist 3rd Class Jesse Monford/Released)