Hooks pitchers react to new foreign substance rule

Latest Reaction To MLB's Foreign Substance Rule Enforcement - MLB Trade Rumors

MLB foreign substance rule: What to know about suspensions, umpires

Sun lotion and curveballs: Why MLB is gripped by dubious 'foreign substances', MLB

MLB has signaled a crackdown on pitchers using foreign substances on the ball - Bleed Cubbie Blue

MLB Tells Umpires to Check Pitchers Harder for Sticky Stuff - InsideHook

M.L.B. Says It Will Punish Doctoring of Baseballs - The New York Times

Three Different MiLB Pitchers Ejected For Foreign Substances This Weekend — College Baseball, MLB Draft, Prospects - Baseball America

Elon Musk's Shadow Rule

Sticky stuff 101 - Everything you need to know as MLB's foreign-substance crackdown begins - ESPN

MLB asks umpires for heightened sticky substance checks

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