200516-N-WP865-1253 SOUTH CHINA SEA (May 16, 2020) Cmdr. Michael Piano, left, the executive officer of the Independence-variant littoral combat ship USS Gabrielle Giffords (LCS 10), changes the barrel of a .50-caliber machine gun under the supervision of Gunner's Mate 2nd Class Alexandra Delisle during a crew-served weapons shoot training exercise, May 16, 2020. Gabrielle Giffords, 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. (U.S. Navy photo by Mass Communication Specialist 2nd Class Brenton Poyser/Released)