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Sdut2017april22 by rickywhy - Issuu
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New York Amsterdam News Issue #16 April 20-26, 2023 by AmsterdamNews - Issuu
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Umpire Substance Checks Put Pitchers in Awkward Positions - The New York Times
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Umpire Substance Checks Put Pitchers in Awkward Positions - The New York Times
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MLB threatens pitchers with 10-game bans for altering balls
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MLB commissioner suspects many pitchers are using banned sticky stuff
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Sticky stuff 101 - Everything you need to know as MLB's foreign-substance crackdown begins - ESPN
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Thedailysentinel fridaymay27 by Tammy Gemaehlich - Issuu
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The Green Weenie: February 2021
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The Coast News, July 14, 2023 by Coast News Group - Issuu
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Rob Manfred: MLB commissioner pleased with sticky substance rule