PORTSMOUTH, Va. (April 20, 2021) Seaman Isaac Hilt, from Wichita, Kansas, insulates a pipe in a vestibule aboard the Nimitz-class aircraft carrier USS Harry S. Truman (CVN 75). Truman is currently in Norfolk Naval Shipyard for its Extended Carrier Incremental Availability (ECIA) period. (U.S. Navy photo by Mass Communication Specialist 3rd Class Victoria Sutton)