mafia totoReuters Mafia boss, Salvatore 'Toto' Riina was arrested in 1993. Reuters. A top Italian anti-mafia prosecutor detonated the bomb that killed him and five members of his policeSalvatore 'Toto' Riina, the Sicilian Mafia's most powerful boss of the 20th century who was convicted for ordering dozens of murders and was known as 'the Beast', dies of