30 September 2022 USS Mason Holds Change of Command Cmdr. Justin B. Smith succeeded Cmdr. Stephen M. Valerio, as USS Mason (DDG 87) commanding officer during a Naval Station Mayport, ceremony Sept. 26.A native of Buffalo, New York and raised in Barquisimeto, Venezuela, Valerio assumed command of Mason in April 2021, and will go on to serve as...