 Frank Cali was the nephew-in-law of Sicilian mobster John Gambino, and had close ties to the once powerful Sicilian Mafia family led by Salvatore Inzerillo.Cali was also a great-nephew of Bonanno crime family mobsters Giovanni Bonventre and Vito Bonventre.As a young man, Cali bonded with Gambino mobster Jackie D'Amico, a lieutenant of Gambino boss John Gotti who operated a crew on 18th Avenue in Brooklyn.