MLB foreign substance crack down: Six things to know about baseball's sticky situation - CBSSports.com
BASEBALL; Sandpaper II: Leary Pure But Rough Finish for Yanks - The New York Times
NY starter Michael Pineda ejected for using illegal substance in Sox' win – Boston Herald
MLB: 7 Pitchers Who Will Go Down in History as Cheaters
Emery ball - Wikipedia
MLB Will Review Potential Pine Tar Rule Change After Season | Bleacher Report | Latest News, Videos and Highlights
Why Chris Sale believes 2021 Red Sox are like 'sandpaper' | RSN
Baseball preview, 2021: Catchers to watch & 2 new conference outlooks - nj.com
Twins No-Hitters
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Darren Rovell on Twitter: "Pitchers playing the ball has been around much longer than the prevalence of performance enhancing drugs. In 1999, Tigers pitcher Brian Moehler was caught with sandpaper GLUED TO
Spitballs, nail files, and other ways pitchers cheat | The Week
A gripping saga: 11 tales of pitchers using spitters, sandpaper and scuffing - Sports Illustrated
What does sandpaper do to a ball? - ESPN Video
Sandpaper was all the rage in the 1980s
The Sandpaper Boston Red Sox are gone; they are showing no real grit and fight | Christopher Smith - masslive.com
The good Aceves returns for Red Sox
MIN@CAL: Joe Niekro ejected from game - YouTube
Chris Sale compares 2021 Boston Red Sox to sandpaper; 'We find ways to win on days that we probably shouldn't win' - masslive.com
Grit & Sandpaper Shirt + Hoodie - Boston Baseball - BreakingT
The physics of baseball's most popular illegal pitches.
Baseball Pitchers Cheating Implements Stock Photo - Download Image Now - iStock
Photos: Buy Me Some Pine Tar and Cracker Jack - The New York Times
