 On December 2, 1985, Dellacroce died of cancer.Castellano was later murdered on December 16, 1985.According to Colombo hitman and FBI informant Gregory Scarpa, Persico and Gambino boss John Gotti backed a plan to kill the lead prosecutor, and future New York mayor, Rudy Giuliani in late 1986, but it was rejected by the rest of the Commission.