Home Plate Umpire Brian Walsh uses an earpiece to hear the electronic notification as to weather a pitch was a ball or a strike by the ABS system during a AAA minor league baseball game.

It didn't take long for the ABS system to prove human umpires wrong during MLB's first spring training game of 2025. What if I told you there was once a day when human umpires ruled all?

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The automated ball-strike system (ABS) has been used for minor league games, but it's getting rolled out for the first time in the big leagues during spring training.

MLB will be using robot umpires in spring training this year / Kiyoshi Mio-Imagn Images This year's MLB spring training could prove more consequential than any in years past as MLB will experiment ...