Which "boss of bosses" Mafia member was behind the murder of New York City police sergeant Joseph Petrosino?
Vito Cascioferro Vito Cascioferro or Vito Cascio Ferro (January 22, 1862 – September 20, 1943), also known as Don Vito, was a prominent member of the Sicilian Mafia. He also operated for several years in the United States. He is often depicted as the "boss of bosses", although such a position does not exist in the loose structure of Cosa Nostra in Sicily.
Frank Locascio Frank "Frankie Loc" Locascio (born 1933) is a New York mobster who became the Consigliere to the Gambino crime family, under boss to John Gotti. He was one of Gotti's closest lieutenants.