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Mariners outfielder Mitch Haniger plays six innings with Rainiers on rehab stint
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Robot Ump: Minor League Baseball To Experiment With Rule Changes : NPR
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Tacoma Rainiers MiLB Baseball News & Videos
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Triple-A To Use Robot Umpires For 2022
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Riley Unroe's two-homer game, 09/24/2023
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MLB Fans Threaten to Boycott Over 'Robot Umpires'—'Will Ruin the Game
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Robot umpire debuts at Las Vegas Ballpark with little fanfare, Ron Kantowski, Sports
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Robot umpires being trialed in minor leagues
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No arguing with the umpire': MLB deploys robot umps in Triple-A
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Robot umpires will be used at minor league's highest level in 2022