Alfonso Márquez is working his seventh League Championship Series, serving as a crew chief along with James Hoye.

Major League Baseball’s 11-man competition committee has approved use of the Automated Ball/Strike System in the major ...

Major League Baseball today announced the Major League Umpires who have been assigned to the 2025 Wild Card Series. The four ...

With a place in the World Series on the line, the Toronto Blue Jays and the Seattle Mariners are currently battling it out in ...

Robot umpires are coming to the big leagues in 2026 after Major League Baseball’s 11-man competition committee on Tuesday approved use of the Automated Ball/Strike System. ABS will be introduced in ...

Umpires Nate Tomlinson and Dan Merzel will make their postseason debuts in the Division Series, with Tomlinson working ...

Stadiums are outfitted with cameras that track each pitch and judge whether it crossed home plate within the strike zone. In early testing, umpires wore ear buds and would hear “ball” or “strike,” ...

Major League Baseball will use so-called robot umpires at home plate beginning in 2026, the league announced today. The system has been tested in minor league games (as explained in this video, ...

A blown call by umpire Mark Wegner in Game 4 of the NLDS shocks Phillies fans, sparking outrage and costing Philly the season ...