PHILIPPINE SEA (Aug. 14, 2021) Sailors simulate using a fire hose during a damage control drill aboard the Independence-variant littoral combat ship USS Charleston (LCS 18), Aug. 14, 2021. Charleston, part of Destroyer Squadron Seven, is on a rotational deployment, operating in the U.S. 7th fleet area of operations to enhance interoperability with partners and serve as a ready-response force in support of a free and open Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Adam Butler)