BREMERTON, Washington (June 9, 2017) Sailors attend a safety brief for aircraft casualty drills aboard USS John C. Stennis’ (CVN 74) flight deck. These drills are conducted to keep the crew ready for upcoming flight deck certifications. John C. Stennis is conducting a planned incremental availability (PIA) at Puget Sound Naval Shipyard and Intermediate Maintenance Facility, during which the ship is undergoing scheduled maintenance and upgrades. Badges were blurred for security purposes. (U.S. Navy photo by Mass Communication Specialist 3rd Class Cole C. Pielop / Released)