190927-N-ZI768-1008 NEWPORT NEWS, Va. (Sept. 27, 2019) The Nimitz-class aircraft carrier USS George Washington (CVN 73) departs the dry dock to moor to a nearby waterside pier at Newport News Shipbuilding (NNS) in Newport News, Virginia. George Washington is undergoing refueling complex overhaul (RCOH) at NNS. RCOH is a nearly four-year project performed only once during a carrier’s 50-year service life that includes refueling the ship’s two nuclear reactors, as well as significant repairs, upgrades, and modernization. (U.S. Navy photo by Mass Communication Specialist Seaman Cory Daut/Released)