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MLB playoffs: Why Zack Greinke gives signs while pitching - Sports Illustrated
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Creech: Zack Greinke's first Astros start comes with anticipation, expectations
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Yankees fans mock Zack Greinke's social anxiety disorder
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Astros Zack Greinke has edge over Yankees Masahiro Tanaka in Game 1
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Aaron Boone reacts to Yankees fans abusing Astros' Zack Greinke, throwing garbage on field
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Astros' Zack Greinke growing more comfortable with his teammates
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Vintage Greinke shines en route to 1-0 win vs Mariners - The Crawfish Boxes
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Zack Greinke - Wikipedia
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Mariners Free Agent Profile: Veteran SP Zack Greinke
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Chaos! Crude Yankees fans taunt Astros' Zack Greinke's social anxiety disorder before ALCS Game 4
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Fan ejected from Yankees-Astros game after taunts directed at Houston pitcher about his family, social anxiety disorder
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Zack Greinke Shuts Down Reporter Asking Dumb Question About Astros Offense
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Zack Greinke's Touching Postgame Moment With His Kids Punctuates a Much Needed, Feel-Good Day For Astros
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Astros hits 4 HRs, make a winner of Greinke in debut