ABS challenge system used in spring training could become MLB ready as early as next season
After several years of experimenting with ABS in the minor leagues, the system was tested this spring at the MLB level. Dugouts were equipped with iPads for players to register complaints on pitch ...
USA Today11h
What is ABS? Explaining MLB spring training challenge system
MLB's latest venture appears to be taking more of the human element out of the game, with a test run of an automatic balls and strikes (ABS) challenge system put in during 2025 spring training.