NORFOLK (Aug. 29, 2022) U.S. Air Force Gen. Glen VanHerck, Commander, North American Aerospace Defense Command and U.S. Northern Command, speaks with Cmdr. Ryan Heineman, commanding officer of the Virginia-class attack submarine USS John Warner (SSN 785), while touring the boat's torpedo room during a visit to Naval Station Norfolk, Aug. 29, 2022. The Virginia-class, also known as the VA-class or 774-class, is a class of nuclear-powered fast attack submarines in service with the U.S. Navy. (U.S. Navy Photo by Mass Communication Specialist 1st Class Cameron Stoner)