151102-N-GR718-088 PACIFIC OCEAN (Nov. 2, 2015) Marines from 13th Marine Expeditionary Unit (MEU) conduct maintenance on an MV-22 Osprey from Medium Tilt Rotor Squadron (VMM-166) on the flight deck of amphibious transport dock ship USS New Orleans (LPD 18). Boxer Amphibious Ready Group (ARG), composed of New Orleans, amphibious assault ship USS Boxer (LHD 4), dock landing ship USS Harpers Ferry (LSD 49), and 13th MEU, is conducting a 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 Seaman Chelsea D. Daily/ Released)