Director Robert J. Emery explores the roots of genocide, touching on the earliest records of systematic massacres known to man, from the Athenian siege of Milos in 416 B.C. to the extermination of the Herero tribe at the hands of the Germans in 1904. Hosted by Oscar winner Jon Voight, this entry from the acclaimed series features insight from noted guests such as Nobel Laureate Elie Wiesel and William Schulz, director of Amnesty International.