171021-N-AC117-200 WATERS EAST OF THE KOREAN PENINSULA (Oct. 21, 2017) U.S. Navy Sailors aboard the forward-deployed aircraft carrier, USS Ronald Reagan (CVN 76), man the rails on the flight deck as the ship arrives for a scheduled port visit in Busan, Republic of Korea. The port visit comes after routine operations in waters off the coast of the Korean Peninsula. Ronald Reagan, the flagship of Carrier Strike Group 5, provides a combat-ready force that protects and defends the collective maritime interests of its allies and partners in the Indo-Asia-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class MacAdam Kane Weissman/Released)