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MLB umpires missed 34,294 Ball-Strike calls in 2018 (source below
MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps
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MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps
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MLB Umpires Missed 34,294 Pitch Calls in 2018. Time for Robo-umps
MLB umpires missed 34,294 ball-strike calls in 2018, study shows
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