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.
Adolfo Constanzo Adolfo de Jesús Constanzo (November 1, 1962 – May 6, 1989) was a Cuban-American serial killer, drug dealer, and cult leader of an infamous gang dubbed by the media as The Narcosatanists (Spanish: "Los Narcosatánicos"). His cult members nicknamed him The Godfather ("El Padrino"). He was reportedly responsible for the murder of Mark Kilroy, an American student killed in Matamoros in 1989, along with several other cult killings.