ATLANTA — Cal Raleigh was just as successful with the first robot umpire All-Star challenge as he was in the Home Run Derby. Seattle’s catcher signaled for an appeal to the Automated Ball-Strike ...

baseball Robot umpires to debut at today's MLB All-Star game, regular season use planned for 2026 Cameras determine strike zone differently from human umpires By Daniel Sims July 15, 2025 at 6:07 PM ...

Four of five challenges of plate umpire Dan Iassogna’s calls were successful in the first All-Star use of the ABS system, which could make its regular-season debut next year.