Robot umpires at home plate moving up to Triple-A for 2022

Robot umpires to be used in all 30 triple-A ballparks this season

Robot baseball umpires coming to Triple-A for 2022, including El Paso

Robot umps? Let's leave big-league baseball to real, live human beings. - Chicago Sun-Times

Robot umpire: Baseball edges closer to implementing automatic strike zone in major leagues

Robot Umpires At Home Plate Moving Up To Triple-A For 2022

The Umpire Strikes Back - WSJ

Robot umpires behind home plate called up to triple-A for 2022 season

AM 570 LA Sports on Instagram: “Robot umpires have been given a promotion. Major League Baseball will reportedly be using robot umpires at the Triple-A level to call balls…”

MLB debuts 'robot umpires' for some Triple-A games as emergence in the majors looms

How are robotic umpires faring in Minor League Baseball?

Robot Umpires Getting Called Up to Triple-A for 2022 Baseball Season - InsideHook