SOUTH CHINA SEA (June 15, 2021) Lt. j.g. Patricia Walker, from San Antonio, executes duties as Officer of the Deck under instruction aboard the Arleigh Burke-class guided-missile destroyer USS Halsey (DDG 97), June 15, 2021. Halsey is attached to Commander, Task Force 70/Carrier Strike Group 5 conducting underway operations in support of a free and open Indo-Pacific. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jaimar Carson Bondurant)