PHILIPPINE SEA (Aug. 12, 2021) Lt. John Devereaux, left, from Barrington, R.I., and Chief Naval Air Crewman (Helicopter) Brett Collins, from Jackson, Tenn., conduct pre-flight checks for an MH-60S Sea Hawk helicopter attached to Helicopter Sea Combat Squadron (HSC) 21 assigned to the Independence-variant littoral combat ship USS Charleston (LCS 18). 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)