The Toronto Blue Jays' spring training loss to the Atlanta Braves displayed how the league's new ABS rules can impact a game.

Kwan is one of the best in baseball at knowing the strike zone and could use the ABS challenge system to his advantage this ...

We generally think of the ABS system as a good thing, but might it work against George Kirby and Luis Castillo?

One day after the Brewers debuted a pre-pitch system to help players with challenges, it was gone.

Challenge System powered by T-Mobile is coming to Major League Baseball this season. For a refresher, you can read about everything you need to know about the ABS system that will bring more accuracy ...

Option 1: Full ABS. That is, we have the system, it should just tell the home plate umpire what the correct call is. No need ...

From the ABS system to young players opening eyes to teams exploring contract extensions, it's already been an exciting spring.

ABS (the Automated Ball-Strike Challenge System, powered by T-Mobile) is finally here, and in Spring Training, we're getting ...

If the pitcher, catcher or batter disagrees with a ball or strike call, they have the right to challenge the umpire, with ...

During the World Baseball Classic, most of the rules are fairly similar to what fans will see during a typical MLB game played in the United States.

Major League Baseball sent a memo to farm directors Tuesday indicating that beginning on June 25, all Triple-A games will use the ABS (automatic balls and strikes) challenge system as opposed to full ...