U.S. Navy Air-Traffic Controller 2nd Class Alexes Boutin, assigned to the Operations Department aboard the aircraft carrier USS Carl Vinson (CVN 70) and temporarily assigned to the berthing rehabilitation team, secures a light fixture before painting a berthing space aboard the ship at Naval Air Station North Island, Calif., Sept. 25, 2012. Vinson is undergoing a planned incremental availability period, maintenance designed to extend a ship's service life by modernizing its shipboard systems. (U.S. Navy photo by Mass Communication Specialist 3rd Class Shannon Heavin/Released)