Rosenthal: As MLB's crackdown on foreign substances advances, now
Major League Baseball's crackdown on sticky substances begins with regular checks on pitchers Monday - ESPN
MLB sticky stuff: Takeaways after one month of enforcement - Sports Illustrated
Boston Red Sox's Garrett Richards rips MLB for new foreign substance rules: 'I'm just grateful that I got this far into my career before we're at this point'
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Rosenthal: As MLB's crackdown on foreign substances advances, now comes the difficult part - The Athletic
MLB players caught with any foreign substance to face 10-day suspension, sources say - ESPN
June 27, 2021 New York Post
life lately. – Meg McMillin
MLB reveals new plan to crack down on pitchers using foreign substances - The Athletic
Is MLB's Crackdown On Foreign Substances Actually Working? - InsideHook
MLB will enforce foreign-substance ban on balls; Rays' Tyler Glasnow responds after going on injured list - Athletics Nation