151123-N-AD372-416 SEOUL, Republic of Korea, (Nov. 23, 2015) Rear Adm. Bill Byrne, commander of U.S. Naval Forces Korea, and Maj. Gen. Robert Hedelund, commander of Marine Forces Korea, wave Republic of Korea (ROK) flags during the 5th Anniversary of the YP-Do Shelling Provocation Memorial Ceremony at the Peace Plaza in Seoul. The annual event brings together senior military leaders from various nations to honor ROK soldiers killed during an artillery shelling on Nov. 23, 2010. (U.S. Navy photo by Mass Communication Specialist 1st Class Abraham Essenmacher/Released)