BOSTON (Sept. 20, 2021) Command Master Chief Angie Collins, right, and Master Chief Electricians Mate (Nuclear) Michael Quackenbush, brother and sister from Altmar, New York, place the cover of a master chief petty officer on one another during their promotion ceremony aboard USS Constitution. USS Constitution is the world’s oldest commissioned warship afloat and provides free tours and public visitation to more than 600,000 people a year as they support the ship’s mission of promoting the Navy’s history and maritime heritage. (U.S. Navy Photo by Mass Communication Specialist 2nd Class Grant Grady)