180504-N-RY670-013 PACIFIC OCEAN (May 4, 2018) Operations Specialist 1st Class Richard J. Derflinger stands the surface warfare coordinator watch in the combat information center of Wasp-class amphibious assault ship USS Essex (LHD 2) 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 Jacob Owen/Released)