200127-N-ZI768-1058 NEWPORT NEWS, Va. (Jan. 27, 2020) Hospital Corpsman 2nd Class Travis Land, right, assigned to the medical department aboard the Nimitz-class aircraft carrier USS George Washington (CVN 73), instructs Culinary Specialist Seaman Raegan Walker, assigned to George Washington’s general mess division of the supply department, how to use basic first aid by applying a tourniquet on Hospitalman Joseph Vasquez, assigned to George Washington’s medical department. George Washington is undergoing refueling complex overhaul (RCOH) at the Newport News Shipbuilding shipyard. 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 J. Daut/Released)