151022-N-AD372-228 BUSAN, Republic of Korea, (October 22, 2015) The U.S. 7th Fleet and Republic of Korea (ROK) Navy bands begin an evening performance in Busan with national anthems from both countries. The combined performance celebrated the 70th anniversary of the ROK Navy and served as a symbol of the enduring U.S. and ROK alliance. (U.S. Navy photo by Mass Communication Specialist 1st Class Abraham Essenmacher/Released)