180501-N-OT701-0037 NAVAL BASE KITSAP-BREMERTON, Wash. (May 1, 2018) Damage Controlman 1st Class James Martinez provides safety training to Sailors assigned to the aircraft carrier USS Nimitz (CVN 68), May 1, 2018. 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 Greg Hall/Released)