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.

Veteran MLB umpire Mike Muchlinski went viral on social media for his sense of humor after he got one of his strike zone calls challenged. Muchlinski was the home plate umpire for Tuesday’s ...

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 ...