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ABS Challenge System
Trends
- 1MLB Game Times Rise with Robot Umpires and Challenge System▼MLB Average Game Times Increased Following Robot Umpires and ABS Challenge System
Average Major League Baseball game times have increased following the introduction of the Automated Ball-Strike system, which allows players to challenge umpire calls using robot umpires. The challenge process and reviews appear to be adding minutes back onto games, a reversal of the pace-of-play gains MLB achieved with earlier rules changes like the pitch clock.
- 2
A called third strike has been confirmed following a challenge to the Automated Ball-Strike system, Major League Baseball's electronic strike-zone review technology. It is a concrete example of the ABS challenge process being used in a game, with the original call standing after review. The automated system remains one of the most discussed innovations in baseball as it becomes part of regular play.
- 3
Major League Baseball is showing how its automated ball-strike system works in practice: a batter challenged a called second strike, and the ABS review confirmed the original call, keeping the strike. The moment is drawing attention as fans and commentators debate the accuracy of the technology and how often overturned calls should be expected during the rollout of the challenge system.
- 4
An MLB umpire's strikeout call stood after a review through the league's new Automated Ball-Strike system, confirming the pitch as strike three. The moment highlights how the ABS challenge system is playing out in real games, with teams now able to contest ball and strike decisions and the technology confirming or overturning the call on the field.
- 5Contreras challenge overturns strike three via ABS▼Strike 3 is overturned after Contreras' ABS challenge
St. Louis Cardinals catcher Willson Contreras successfully challenged a called strike three using MLB's Automated Ball-Strike system, and the call was overturned. It is a notable early example of the ABS challenge system changing a strikeout in a game, drawing attention to how robot umpiring is affecting baseball.
- 6
An umpire's strike two call was overturned after a team used the automated ball-strike system challenge, with the review showing the pitch was outside the zone. The moment highlights how ABS is changing close calls in games, with reaction focusing on the accuracy of the technology and its growing role alongside human umpires.
- 7
An automated ball-strike challenge in Major League Baseball has been resolved, with the original strike call confirmed by the ABS system. This marks continued use of the automated review technology, which players and managers can invoke to contest umpire calls at the plate. The league has been expanding use of the challenge system as it moves toward wider adoption.