180110-N-YW501-075 NEWPORT NEWS, Va. (Jan. 10, 2018) Adm. Bill Moran, the Vice Chief of Naval Operations, speaks with Sailors assigned to the Nimitz-class aircraft carrier USS George Washington (CVN 73), during a tour of George Washington at the Newport News Naval Shipyard. George Washington is undergoing a refueling and complex overhaul (RCOH) at Newport News Naval Shipyard. RCOH is a nearly four-year project performed only once during a carrier's 50-year service life, that includes refueling of the ship's two nuclear reactors, as well as significant repair, upgrades and modernization. (U.S. Navy photo by Mass Communication Specialist 3rd Class Jamin Gordon/Released)