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Zack Greinke sharp, Astros end 6-game skid, beat Mariners 1-0
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Zack Greinke earns win in 500th career start
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MLB pitchers can wear PitchCom transmitters in 2023
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Watch: Zack Greinke shakes off pitch call that he made
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Arizona Diamondbacks announce Zack Greinke signing
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PITCHCOM. DID IT SOLVE ANYTHING? IS IT THE FUTURE? : r/mlb
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Mets lose on walk-off balk in 10th inning to woeful Royals - Newsday
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MLB roundup
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Astros' Zack Greinke told batters his pitches during win over San
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AP] MLB gives Pitchers OK to call own PitchCom signals in Spring
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Bichette's 3-run HR sends Jays past Trout's Angels, 4-3
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What is PitchCom and how is it being used in MLB? – NBC Sports
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MLB Twitter reacts to veteran pitcher Zack Greinke implying he
![Zack Greinke uses PitchCom technology in start](https://img.mlbstatic.com/mlb-images/image/private/t_2x1/t_w1536/mlb/xmxvxn1rf9x5do23mvlr.jpg)
Zack Greinke uses PitchCom technology in start
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Greinke + Pitcher PitchCom = Comedy Gold #baseball #pitching