Rocco Chinnici became Chief Prosecutor at the Palace of Justice in Palermo following the murder of his predecessor, Cesare Terranova, by the Mafia. The famous anti-mafia judges Giovanni Falcone and Paolo Borsellino both worked under him. In 1983 he himself was murdered by the mafia, in a car bomb explosion that killed several of his bodyguards and the concierge of his apartment block. The bomb was triggered by prolific Mafia assassin, Pino Greco. Chinnici was replaced as Chief Prosecutor by Antonino Caponnetto. Location within Italy Palermo (Palermo in Italian) (Palermu or Palemmu in Sicilian) (population 680,000) is the principal city and administrative seat of the autonomous region of Sicily, Italy. ... The Mafia, also referred to as La Cosa Nostra (Italian, variously translated as This Thing Of Ours or Our Thing), is the collective name of various secret organizations in Italy, Sicily, Corsica and the United States. ... Giovanni Falcone Giovanni Falcone, (May 18, 1939 - May 23, 1992), was an Italian judge who specialised in prosecuting mafia crimes. ... Paolo Borsellino (January 19, 1940 Palermo - July 19, 1992 Palermo) was an Italian anti-mafia judge. ... 1983 is a common year starting on Saturday of the Gregorian calendar. ... A car bomb is a bomb that is placed in a car or truck and is intended to be exploded while there. ... A bodyguard is a person who protects someone from personal assault, kidnapping, assassination, loss of confidential information, or other threats. ... An apartment (or flat) is a self-contained housing unit that occupies only part of a building. ... Jack Ruby murdered the assassin, Lee Harvey Oswald, in a very public manner. ...