Sailors aboard the forward-deployed Arleigh Burke-class guided-missile destroyer USS Stethem man the rails as the ship enters port in Busan, South Korea, Oct. 21, 2017. Stethem is operating as part of the Ronald Reagan Strike Group in the U.S. 7th Fleet area of operations, a combat-ready force that protects and defends the collective maritime interests of its allies and partners in the Indo-Asia-Pacific. Navy photo by Petty Officer 2nd Class Jeremy Graham