190820-N-YG104-0004 BOSTON (Aug. 20, 2019) Chief selectees prepare to fire muskets during training sessions for Chief Petty Officer (CPO) Heritage Week aboard USS Constitution. CPO Heritage Week is a week dedicated to mentoring the Navy's newest chiefs through naval history and heritage training aboard America's Ship of State, USS Constitution. (U.S. Navy photo by Mass Communication Specialist 1st Class Sarah Villegas/Released)