The ABS are has not treated MLB umpire C.B. Bucknor well. Here's a look at the worst rulings he's been part of in 2026.

C.B. Bucknor struggled mightily on Saturday afternoon. ABS came to the rescue.

CB Bucknor has been among the MLB umpires who have struggled with the automated ball-strike challenge system.

If any umpires complain about the automated ball-strike challenge system, the best thing that baseball fans can do is roll ...

Some fans see the early results from ABS as proof some umpires are incompetent. Some players and league officials say the ...

There were a couple of umpires whose first brushes with ABS went worse. Chad Whitson had all seven of the seven challenges in ...

Some MLB umpires are "stewing" about the new Automated Ball-Strike Challenge (ABS) system and believe it's creating a ...

Through the first two weeks of the 2026 MLB regular season and the new automated ball-strike challenge system, umpires are ...

Baseball's new ABS system is the talk of the sport. We hand out awards after the first weekend of the rule.

CB Bucknor made arguably the worst call of his MLB umpiring career during the Brewers' 6-2 win over the Rays.