SOUTH CHINA SEA (June 6, 2024) Sailors participate in a mass casualty drill in the pilot house aboard the Arleigh Burke-class guided-missile destroyer USS Russell (DDG 59), June 6, 2024. The Russell, part of Carrier Strike Group (CSG) 9, is underway conducting routine operations in the U.S. 7th Fleet area of operations. U.S. 7th Fleet is the U.S. Navy's largest forward-deployed numbered fleet, and routinely interacts and operates with allies and partners in preserving a free and open Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class John A. Miller)