190402-N-YM543-147 GULF OF THAILAND (April 4, 2019) Sailors fire M9 pistols during a live-fire exercise aboard the U.S. 7th Fleet flagship USS Blue Ridge (LCC 19). Blue Ridge is the oldest operational ship in the Navy and, as 7th Fleet command ship, actively works to foster relationships with allies and partners in the Indo-Pacific Region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Dylan Mckay/Released)