Sports ❯ Baseball ❯ Officiating

Umpires

Controversial Calls Jen Pawol Controversies Automated Ball-Strike Challenge System Rule Clarifications Actions C. B. Bucknor Female Umpires Challenge System Derek Thomas Junior Valentine Chad Fairchild ABS Challenge System C.B. Bucknor John Bacon Replay Technology CB Bucknor

Umpires Delay Mets–Nationals Over Extra-Innings Rule as Mets Win 16–7

The mix-up underscored concerns about umpire rule preparedness.

MLB’s ABS Now Feeds Live Guidance to Umpires as Overturn Lists Grow

Giants Contest Catwalk Call at Tropicana as Ump Ejects Houser and Pitching Director

ABS Reversal Turns Mets’ Bases-Loaded Walk Into Inning-Ending Strike

ABS Challenge Tests Overturn Calls as Teams Split on Strategy Before MLB Rollout

First Woman Umpire’s Plate Debut Draws Scrutiny Over Accuracy Metrics

Controversial Ejections Overshadow Cubs’ 4-0 Loss to Tigers

Javier Baez’s Ejection Prompts Calls to Remove Umpire Phil Cuzzi