GROTON, Conn. (Aug. 28, 2021) The crew of the USS Vermont (SSN 792) stand at attention during a commissioning commemoration onboard Naval Submarine Base New London in Groton, Conn., Aug. 28. Vermont and crew operate under Submarine Squadron (SUBRON) FOUR, whose primary mission is to provide fast-attack submarines that are ready, willing, and able to meet the unique challenges of undersea combat and deployed operations in unforgiving environments across the globe. (U.S. Navy photo by Chief Petty Officer Joshua Karsten)