Seattle catcher Cal Raleigh successfully used the robot umpire to gain a strikeout for pitcher Tarik Skubal in the first inning of the All-Star Game, the first of five challenges.

MLB will be using ABS technology during the All-Star Game, and Rob Manfred hinted it could be used in the league regularly as early as next year.

The American League's Tarik Skubal earned a strikeout of Manny Machado under the automated ball-strike challenge system, ...

New York Yankees star Aaron Judge voices support for umpires over robot umps as MLB tests the ABS challenge system at the ...

In this entertaining MLB video, an umpire makes the surprising decision to eject a pitcher simply for whispering to himself ...