Sammy the Bull Gravano told the FBI that James Comey "had to know" the term 86 meant killing someone, contradicting Comey's denial in his federal case.
https://www.foxnews.com/politics/fbi-asked-sammy-bull-ex-gambino-mob-prosecutor-comey-knew-meaning-86-court-filing
https://www.foxnews.com/politics/fbi-asked-sammy-bull-ex-gambino-mob-prosecutor-comey-knew-meaning-86-court-filing