WATERS TO THE EAST OF THE KOREAN PENINSULA (March 27, 2015) Republic of Korea navy helicopters land on the flight deck of the amphibious transport dock ship USS Green Bay (LPD 20) during flight operations. U.S. 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 in the Republic of Korea with the Republic of Korea marine corps and navy. (U.S. Navy photo by Mass Communication Specialist 3rd Class Edward Guttierrez III)