Sammy "The Bull" Gravano, Mafia underboss who confessed to 19 murders, explains in 1993 how he would "reach" Donald Trump.

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Here, Mafia underboss Sammy "The Bull" Gravano, testifying before the Senate in 1993, explains how he would talk about boxing and construction with Donald Trump. (The "John" he references is his boss, John Gotti.)

In this clip, Sammy "The Bull" Gravano explains how he used a brother-in-law of singer Jimmy Roselli to "reach" Trump about a boxing fight.