It came on the first pitch in an all-star game in York, Pennsylvania, in a front of a few thousand fans.
York Revolution starting pitcher Mitch Atkins fired a fastball just off the center of the plate.
The home plate umpire signaled a “strike.”
It came during Wednesday evening’s Atlantic League of Professional Baseball All-Star Game at PeoplesBank Park, home of the York Revolution
The lead-off batter watched the first pitch of the game sail into the catcher’s mitt. Despite the historic change, most everything at least seemed to go as usual, at least to fans watching…https://www.usatoday.com/story/sports/mlb/2019/07/11/mlb-trackman-system-makes-history-calls-balls-and-strikes-pro-game/1702431001/