Robot umpires' make independent league baseball debut
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Robot umps latest example of baseball changing a timeless game
Robot umpire: Baseball edges closer to implementing automatic strike zone in major leagues
Robot umpires will continue to be used in Atlantic League for remainder of 2019 season
Robot umpires' make independent league baseball debut
Steal first base? Robot umpires? Gauging reaction to the Atlantic League's experimental rules – The Morning Call
Robot Ump: Minor League Baseball To Experiment With Rule Changes : NPR
Robot umpires could be coming to Polar Park in 2023 as part of full Triple-A expansion - The Boston Globe
Robo umps are coming: How they'll impact Yankees
Robo-umps reach Triple-A, but MLB rollout still uncertain
