The Mets and all of MLB will need to adjust to the new ABS challenge system. Here's a primer on the essentials of the system ...

The ABS challenge system makes its way to the MLB regular season for the first time. Here's everything you need to know about how it works.

At long last, player protest with ball or strike calls can be handled with something other than ineffectual arguing. Beginning with the 2026 MLB season, players will have the power to appeal the ...

Cast, Jake Mintz and Jordan Shusterman explain the Automated Ball-Strike Challenge System with help from MLB catcher Garrett Stubbs.

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 ...

The ABS system is back in spring training and will be used during the MLB regular season for the first time ...

Good news for those of you who loved ABS back in 2025 MLB spring training: it's back for the 2025 MLB All-Star Game! That's right, time for some "robot umps" again. If you're here, you might be ...

For some time now, an automated strike zone -- informally known as the "robo ump" -- has been used at the Triple-A level and on occasion at various other rungs of the minor leagues. Recently, MLB ...

Major League Baseball has done a lot of experimenting lately. Rule changes have been hitting the scene left and right. It wasn't until very recently that challenges were introduced into the sport, and ...

Atlanta Braves veteran ace Chris Sale says he will never use MLB’s new ABS challenge system in the 2026 season.