PACIFIC OCEAN (Aug. 17, 2021) A Sailor aboard Arleigh Burke-class guided-missile destroyer USS O�Kane (DDG 77), fires an M9 pistol during a small-arms familiarization course. O�Kane is deployed supporting Commander, Task Force (CTF) 71/Destroyer Squadron (DESRON) 15, the Navy�s largest forward-deployed DESRON and U.S 7th Fleet�s principal surface force. (U.S. Navy photo by Mass Communication Specialist Seaman Elisha Smith)