EAST CHINA SEA (Nov.16, 2021) Machinist's Mate fireman Jacob Aguirre, right, checks the oil level in a rigged hull inflatable boat (RHIB) while conducting preventative maintenance aboard the Arleigh Burke-class guided-missile destroyer USS Higgins (DDG 76). Higgins is assigned to Commander, Task Force (CTF) 71/Destroyer Squadron (DESRON) 15, the Navy's largest forward-deployed DESRON and the U.S. 7th Fleet's principal surface force. (U.S. Navy photo by Mass Communication Specialist 3rd Class Christine Montgomery)