Sports ❯ Baseball ❯ Umpiring

Automated Systems

Robot Umpires Ball-Strike Challenges Challenge System ABS Challenge System Ball-Strike Challenge Ejections Automated Ball-Strike Challenge Automated Ball/Strike System Automated Ball-Strike System ABS System

ABS Overturn in Tigers–Braves Game Stuns Broadcast, Exposes Missed Strike

The quick-review system is reshaping how fans watch and judge calls.

One Month In, Players Say MLB’s ABS Is Tightening the Zone as Walks Climb

MLB’s ABS Challenge System Overturns 54% of Appeals as Umpires Bristle