190521-N-OT701-0031 BREMERTON, Wash. (May 21, 2019) Sailors assigned to the aircraft carrier USS Nimitz (CVN 68) simulate fighting fires during flight deck drills. 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 3rd Class Greg Hall/Released)