The ABS uses a network of cameras installed in stadiums to track each pitch and determine whether it crosses home plate within the strike zone. The ...

It took just one inning for the Chicago Cubs right-hander to be the first player to successfully challenge a ball-strike call in a big-league spring training game, overturning a called ball from ...

Though this hybrid umpire system won’t make its way to regular season major league games in 2025, player and fan reactions ...