Major League Baseball changed forever last week with the opening act of the Automated-Ball Strike challenge system. Now, for the first time, the pitcher, catcher, or batter can challenge an umpire’s ...

It has been only three weeks, but Major League Baseball’s ABS challenge system has ushered in a whole new genre of statistics in a sport that was already known for the treasure trove of numbers and ...

Robo-umps have arrived. Kinda. Beginning this season, Major League Baseball will use the ABS (short for automated balls and strikes) challenge system, so it's not full robo-umps, but there is now a ...