articleThe Brief MLB is debuting its automated ball-strike system in the All-Star Game after testing it in the minors since 2019. For the first time, Major League Baseball is testing its automated ball-strike (ABS) system on the biggest stage of the summer: the All-Star Game. The backstory:The automated ball-strike system uses tracking data to determine whether a pitch crosses a defined strike zone. A strike zone that adjusts per batter, accounting for the difference between players like 6’7" Aaron Judge and 5’6" Jose Altuve. What's next:Whether the tech makes its way into regular-season play remains to be seen, but MLB’s expansion of ABS testing to the All-Star Game shows growing interest.