151221-N-WT427-005 BUSAN, Republic of Korea, (Dec. 21, 2015) Rear Adm. Bill Byrne, the commander of U.S. Naval Forces Korea, and Republic of Korea (ROK) Navy Rear Adm. Park, Ki-kyung, the commander of ROK Component Flotilla 5, sign a Mine Warfare Memorandum of Understanding. The memorandum is designed to strengthen the U.S. and ROK alliance and the combined partnership between the two maritime forces.