181019-N-SM577-0110 BOSTON (Oct. 19, 2018) Seaman Samantha Schacher, assigned to USS Constitution, climbs "Old Ironsides" mizzenmast. Constitution and its crew went underway in commemoration of the ship's launching 221 years ago and the U.S. Navy's 243rd birthday. (U.S. Navy photo by Mass Communication Specialist 3rd Class Casey Scoular/Released)