180424-N-UA103-0261 PACIFIC OCEAN (April 24, 2018) Landing Craft Utility (LCU) 1680, assigned to Assault Craft Unit (ACU) 1, prepares to embark the Whidbey Island-class dock landing ship USS Rushmore (LSD 47) during Essex Amphibious Ready Group (ARG) and 13th Marine Expeditionary Unit (MEU) exercise (ARGMEUEX). ARGMEUEX enhances joint integration, lethality and collective capabilities of the Navy-Marine team through joint planning and execution of challenging and realistic training scenarios. (U.S. Navy photo by Mass Communication Specialist Seaman Julian Davis/Released)