SAGAMI BAY, Japan (March 20, 2023) Machinist's Mate 3rd Class James Karle, from Oakdale, Calif., monitors a sight glass water level in the fire room aboard U.S. 7th Fleet flagship USS Blue Ridge (LCC 19), March 20, 2023. Blue Ridge is the oldest operational ship in the Navy and, as 7th Fleet command ship, routinely interacts and operates with Allies and partners in preserving a free and open Indo-Pacific region. (U.S. Navy photo by Mass Communication Specialist 3rd Class Toi Williams)