PHILIPPINE SEA (Jan. 21, 2022) Engineman 3rd Class Spencer Eiesland, from Lake Tahoe, California, left, and Engineman 1st Class Rigoberto Casildo, from Chicago, conduct maintenance on number two ships service diesel generator aboard the Independence-variant littoral combat ship USS Tulsa (LCS 16). Tulsa, part of Destroyer Squadron (DESRON) 7, 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 1st Class Devin M. Langer)