150401-N-EI510-189 WATERS EAST OF THE KOREAN PENINSULA (April 1, 2015) Marines attached to the 31st Marine Expeditionary Unit (MEU) disembark Landing Craft Utility (LCU) 1631 assigned to Naval Beach Unit (NBU) 7 aboard the amphibious transport dock ship USS Green Bay (LPD 20). U.S. Sailors and Marines from the Bonhomme Richard Amphibious Ready Group (ARG) and the 31st Marine Expeditionary Unit (MEU) are participating in the Korean Marine Exchange Program (KMEP) in the Republic of Korea (ROK) with the ROK marine corps and navy. The Bonhomme Richard ARG is comprised of the amphibious assault ship USS Bonhomme Richard (LHD 6), the amphibious transport dock ship USS Green Bay (LPD 20), the amphibious dock landing ship USS Ashland (LSD 48) and the embarked 31st MEU.(U.S. Navy photo by Mass Communication Specialist 3rd Class Scott Barnes/Released).