Automated ball-strike (ABS) system, pitch timer, bigger bases tested at Triple-A
How are robotic umpires faring in Minor League Baseball?
MLB debuts 'robot umpires' for some Triple-A games as emergence in the majors looms
Robo umps reach Triple-A, but MLB rollout still uncertain
Las Vegas Aviators to test Automated Ball and Strike system in 2022, Aviators
Robot umpires at home plate moving up to Triple-A for 2022
The Robo-Ump Revolution Will Be Less Than Expected — College Baseball, MLB Draft, Prospects - Baseball America
MLB Commissioner Rob Manfred Says Robot Umpires Coming to in 2024 - InsideHook
Home-plate robot umpires moving up to Triple-A for 2022 National News - Bally Sports