190519-N-DE019-0053 BREMERTON, Wash. (May 20, 2019) Sailors participate in a flooding drill in the hanger bay aboard the aircraft carrier USS Nimitz (CVN 68). Nimitz is conducting a docking-planned incremental availability at Puget Sound Naval Shipyard and Intermediate Maintenance Facility where the ship is receiving scheduled maintenance and upgrades. (U.S. Navy photo by Mass Communication Specialist Seaman Edwin Salvatierra/Released)