NAVAL AIR STATION NORTH ISLAND, Calif. (Nov. 17, 2020) Fleet Readiness Center South West Voyage Repair Team artisans onboard the aircraft carrier USS Abraham Lincoln (CVN 72) remove the catapult launch valve as part of the maintenance program to the ship's catapult system. About four months are required in the removal, overhaul and reinstallation of the ship's four catapults. (U.S. Navy photo by Christopher D. Nette)