What is ABS? Explaining MLB spring training challenge system
MLB will be testing an automatic balls and strikes challenge system this spring training. Here's how it works.
What is MLB’s ‘ABS Challenge System’? Inside baseball’s newest ‘robot umps’ technology
COMING SOON: The Automated Ball-Strike Challenge System (ABS) presented by @TMobile will be used during Spring Training games ...
Orioles observations on bullpen competition, MLB’s ‘interesting’ ABS challenge system and more
Pitchers are always ahead of hitters to begin spring training. It’s easier for pitchers to prepare for facing hitters — ...