151211-N-BH414-085 ATLANTIC OCEAN (Dec. 11, 2015) Command Master Chief Shay Langejans starts up a P-25 aircraft firefighting truck after assisting Aviation Support Equipment 3rd Class Leonilo Bislig change the trucks oil in the hangar bay of the aircraft carrier USS Dwight D. Eisenhower (CVN 69). Dwight D. Eisenhower and embarked Carrier Air Wing 3 are underway preparing for their upcoming deployment. (U.S. Navy photo by Mass Communication Specialist Seaman Apprentice Casey S. Trietsch/Released)