The whole point of the Automated Ball-Strike challenge system was to catch mistakes. Nobody anticipated it would find one quite this spectacular. During Monday’s Athletics-Braves game at Truist Park,

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.

MLB umpire CB Bucknor starred in a controversial moment after ABS overturned consecutive strike 3 calls on Saturday.

C.B. Bucknor is already catching more heat just days into the MLB season. The longtime umpire looked foolish yet again on Tuesday after he made a bad call during the Brewers’ 6-2 win over the Rays, when he said Milwaukee’s Jake Bauers missed first base,

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

Williams: CB Bucknor isn't a good umpire, but no MLB ump deserves to be embarrassed by ABS challenges. Here's why ABS is bad for baseball.

Eugenio Suárez likely held the envy of every MLB player on Saturday. The Cincinnati Reds third baseman put the new ABS challenge system to use in a game against the Boston Red Sox, wiping out back-to-back erroneous strike three calls from home plate umpire C.B. Bucknor, one of the least popular umps in MLB.

Richie Garcia is worried about the impact that robot umpires will have on their human counterparts. Major League Baseball introduced the Automated Ball-Strike System for regular-season play this season starting with the New York Yankees' opener at San Francisco on Wednesday night,