From the first-ever ABS challenge to the first ejection involving an ABS challenge, here are all of MLB's firsts involving the new balls-and-strikes arbiter.

Shohei Ohtani uncorked a first-pitch sinker to George Springer that dropped below the zone. The two-way star's hand went to ...

Major League Baseball changed forever last week with the opening act of the Automated-Ball Strike challenge system. Now, for ...

In the first ABS challenge, the robot ump actually proved the human had it right. The Netflix broadcast appeared unprepared ...