PACIFIC OCEAN (Dec. 22, 2020) Sailors use steel shoring during a damage control drill aboard the Arleigh Burke-class guided-missile destroyer USS John Finn (DDG 113), Dec. 22, 2020. John Finn is underway conducting routine operations with the Theodore Roosevelt Carrier Strike Group in the U.S. 3rd Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jason Waite)