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MLB robot umpires, explained: What to know about baseball's ABS challenge system and how it will be used in 2026

MLB will be using the ABS challenge system throughout the entire 2026 season. Robot umpires - also called "automated balls and strikes" (ABS) - have been used in the minor leagues and during the 2025 ...

MLB robot umpires get the green light: What to know about ABS challenge system that starts in 2026

Major League Baseball's competition committee approved the automated strike zone challenge system for the 2026 season on ...