JOINT BASE PEARL HARBOR-HICKAM (Dec. 10, 2020) Rear Adm. Blake Converse, commander, Submarine Force, U.S. Pacific Fleet, left, and Master Chief Diver Jack McCulloch, right, assigned to Naval Special Warfare Group 3, explain the lockout trunk to Acting Secretary of Defense Christopher Miller during a tour of the Virginia-class fast-attack submarine USS Illinois (SSN 786). The visit to Joint Base Pearl Harbor-Hickam, Hawaii, is part of a key leader engagement to demonstrate joint force combat readiness and resilience during a global pandemic. (U.S. Navy photo by Chief Mass Communication Specialist Amanda Gray)