The Pittsburgh Pirates haven't had much success with the new challenge system.

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

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

The veteran third baseman joins the list of players who said they won't try to get any ball/strike calls overturned.

MLB has put in place a lot of rule changes over the last six years. There’s the automatic runner in extra innings, but only a small percentage of games go into extra innings. The pitch clock changed ...

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

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 ...

Pittsburgh Pirates ace Paul Skenes and other MLB stars revealed their thoughts on the ABS Challenge System and the new strike ...

Similar to regular instant replay, the goal of the ABS challenge system is to correct the most egregious missed calls, though we will inevitably see some ticky-tack replays as well. More than a few ...