Where was the discotheque owned by the man who helped bring down John Gotti located?
Sammy Gravano Salvatore "Sammy the Bull" Gravano (born March 12, 1945) is a former underboss of the Gambino crime family. He is known as the man who helped bring down John Gotti, the family's boss, by agreeing to testify against him and other mobsters in a deal in which he confessed to involvement in 19 murders.
Black Hawk (nightclub) The Black Hawk was a San Francisco nightclub that featured live jazz performances during its period of operation from 1949 to 1963. It was located on the corner of Turk Street and Hyde Street in San Francisco's Tenderloin District. Guido Caccienti owned the club along with Johnny and Helen Noga.