MLB computer plate umpires take step forward

Robot Umpires Are Ready. Can Baseball Handle This Curveball?

Robo umps reach Triple-A, but MLB rollout uncertain

Independent Atlantic League Becomes First US Professional Baseball League To Use 'Robot Umpires' - CBS Philadelphia

How the MLB's new pitch clock could change baseball this season : NPR

The umpire on the cusp of a watershed moment for baseball: 'I think she's going to do it' - The Athletic

The Rules Reconsidered: Dumping On The Ump - A humorous inquiry into the rules of umpiring, written by a sports ignoramus - Sports Illustrated TCU Killer Frogs News, Analysis and More

Disaster! Cardinals pitching throws away determined effort by offense, blows lead to Miami

Robot umpires' debut in independent Atlantic League

Will robo umpires be the end of the game as we know it? (SB Nation Reacts) - AZ Snake Pit

The next job at risk of being marginalized by robots: Major League Baseball's umpires

POV: Bad Umpiring Hurt Baseball in 2021, Especially in the Playoffs. It's Time for Change, BU Today