Eight Lingering Questions About MLB's Crackdown on Sticky Stuff - The Ringer
The Rivalry: Michael Pineda's ejection for pine tar adds new chapter to Yankees-Red Sox rivalry – New York Daily News
U.S. women's hockey captain mocks Yankee pitcher busted with pine tar on his neck as she threw out first pitch at Fenway Park
What Is MLB's Sticky Substance Controversy? - InsideHook
GERRIT COLE Got Himself Into A STICKY Situation! He Uses Spider Tack?
MLB foreign substance crack down: Six things to know about baseball's sticky situation
MLB Answers The Call Taking The First Step To Stop Cheating Pitchers
The Bronx Pinstripes Show - Yankees Podcast, Bronx Pinstripes
Players know pitchers try for better grip on ball
The Rivalry: Michael Pineda's ejection for pine tar adds new chapter to Yankees-Red Sox rivalry – New York Daily News
The Bronx Pinstripes Show - Yankees Podcast, Bronx Pinstripes
Mariners' Hector Santiago becomes first pitcher ejected for failing sticky substances check
Shocking, pervasive and sticky: MLB pitchers flouting rules on doctoring baseballs
Sticky stuff 101 - Everything you need to know as MLB's foreign-substance crackdown begins - ESPN
Gaylord Perry – Society for American Baseball Research