PACIFIC OCEAN (May 3, 2017) The Ticonderoga-class guided-missile cruiser USS Lake Champlain (CG 57), center, leads the Republic of Korea destroyers Sejong the Great (DDG 991), left, and Yang Manchun (DDH 973) while transiting the western Pacific. The U.S. Navy has patrolled the Indo-Asia-Pacific routinely for more than 70 years promoting regional peace and security. (U.S. Navy photo by Mass Communication Specialist 2nd Class Z.A. Landers/Released)