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NEW YORK (AP) — Robot umpires are coming to the big leagues in 2026 after Major League Baseball’s 11-man competition committee on Tuesday approved use of the Automated Ball/Strike System.

ABS will be introduced in the form of a challenge system in which the human umpire makes each call, which can be appealed to the computer. Robot umpires have been tested in the minor leagues since 2019, with recent testing done at Triple-A since 2022, MLB spring training this year and at this summer's All-Star Game in Atlanta.

Here's what to know about MLB's robot umps:

Stadiums are outfitted with cameras that track each pitch and judge whether it crossed home plate within the strike zone. In early testing, umpires w

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