FILE – In this July 10, 2019, file photo, Ron Besaw, right, operates a laptop computer as home plate umpire Brian deBrauwere, gets signals from radar with the ball and strikes calls during the fourth inning of the Atlantic League All-Star minor league baseball game in York, Pa. The independent Atlantic League became the first American professional baseball league to let the computer call balls and strikes during the all star game. (AP Photo/Julio Cortez, File)