Here's what to know about MLB's robot umps. How does the Automated Ball-Strike System work? Stadiums are outfitted with cameras that track each pitch and judge whether it crossed home plate within the ...

ATLANTA -- Tarik Skubal views the strike zone differently than robot umpires. “I have this thing where I think everything is a strike until the umpire calls it a ball,” Detroit’s American League Cy ...

At Triple-A at the start of the 2023 season, half the games used the robots for ball/strike calls and half had a human making decisions subject to appeals by teams to the ABS. MLB switched Triple-A to ...

Human umpires will still call games, but robots will be used if teams want to challenge up to two calls per game.