“Where is my son? Why don’t they give him back to me?” In 1973, a month after Pinochet seized power in Chile, a helicopter headed north. 4 days later it returned. 71 people were dead. What was the real purpose of the Caravan of Death? Who gave the order? And where are the dead? 27 years later Pinochet is facing trial. Filmed undercover with Judge Juan Guzman as he builds... see more