 During the 1970s, Sabella became the owner of CaSa Bella, an upscale restaurant in Little Italy that served as his primary meeting place.FBI agent Joseph D. Pistone was undercover in the Bonanno family under the name "Donnie Brasco"; a jewel thief expert and mafia associate.Pistone soon began working with several of the made men who worked for Sabella's crew, such as Anthony Mirra and Benjamin "Lefty Guns" Ruggiero.