But no one ever found out for sure until the May 1997 publication of a book written by mob king John Gotti’s underboss, Salvatore “Sammy the Bull” Gravano.In “Underboss: Sammy the Bull Gravano’s Story of Life in the Mafia,” the mobster reveals for the first time the role he and New York’s Gambino crime family […]
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Karen Gravano, the daughter of mobster Salvatore "Sammy the Bull" Gravano, spoke about Gambino crime bosses demanding that she get involved with killing off her father.