150401-N-EI510-156 WATERS EAST OF THE KOREAN PENINSULA (April 1, 2015) Landing Craft Utility (LCU) 1631, assigned to Naval Beach Unit (NBU) 7, lowers its ramp inside the well deck of the amphibious transport dock ship USS Green Bay (LPD 20). Sailors and Marines from the Bonhomme Richard Amphibious Ready Group and the 31st Marine Expeditionary Unit (31st MEU) are participating in the Korean Marine Exchange Program with the Republic of Korea marine corps and navy. (U.S. Navy photo by Mass Communication Specialist 3rd Class Scott Barnes/Released)