MLB Letter Confirms Yankees Used Technology for Sign Stealing

THEY CHEATED TOO: 'Yankee Letter' revealed, documents sign

Sign stealing - Wikipedia

Yankees letter: Court rules MLB must unseal key document in

Yankees Letter Reveals Past Fine for Sign-Stealing Methods, per

MLB letter to Yankees sheds light on illicit use of technology

What did New York Yankees do -- and does it matter? What you need

What did New York Yankees do -- and does it matter? What you

Leaked Yankees letter reveals minor transgressions we already knew

MLB to allow pitchers, catchers to use anti-sign-stealing

Notable suspensions and discipline in baseball history

New York Yankees sign stealing: Team violated MLB rules in 2015-16

MORE