"Sammy the Bull" Gravano is a former underboss of the Gambino crime family who was instrumental in the conviction of Gambino boss John Gotti and led to the downfall of several other mobsters.
PHOENIX – The news of widespread sports betting and Mafia-backed poker games that led to the arrest of an NBA coach and player did not surprise Salvatore “Sammy the Bull” Gravano, the former underboss ...