The ABS challenge system leaderboard ranks batters, pitchers, catchers, teams and umpires throughout the MLB season.

The introduction of the Automated Ball-Strike (ABS) system is already changing the landscape of Major League Baseball in 2026 ...

One week into the MLB season, the ABS challenge system is proving effective, adding drama while quietly fixing missed calls.

Certainly, there are plenty of factors that contribute to game time beyond the 30 or so seconds every ABS challenge takes.

Which teams are challenging the most? When in games are challenges being used? Is the new system leading to more walks?

On any given pitch, both teams are eligible to initiate an ABS challenge. But not every player on the field has the right.

Jen Pawol went 2-for-4 vs. the ABS challenge system, winning both initiated by the Giants' Daniel Susac but losing the ...

A replay shows on the scoreboard using the Automated Ball-Strike System during the first inning of a spring training baseball game between the Chicago Cubs and the Los Angeles Dodgers, Thursday, Feb.

Players, managers and coaches are drilling down on the best tactics to use with the new ABS system, with surprising early ...

Overreaction runs rampant in fantasy baseball in early April. When a player hits 2 HR in a game, he is the next coming of Babe Ruth. A sparsely-known pitcher spins a beautiful outing and he has ...

The Chicago White Sox were able to gain the advantage early over Tampa on Thursday thanks to some great challenges.

Over the years, MLB has heard the vocal demands for robot umps (or ABS) as umpires struggle to keep up with the increased velocity and movement in today's game. The league tested an ABS challenge ...