Salvatore Vitale, a former underboss of the Bonanno crime family, helped put away 51 organized-crime figures through his testimony as a government witness, 38 of them for murders.

In 2007, Italian police found what they described as a "Ten Commandments"-style code of behaviour for Mafia members. It was found during the arrest of Salvatore Lo Piccolo, the then-alleged boss of ...