The man who took on Nazi war criminals at the Nuremberg trials

Benjamin Ferencz is the last surviving prosecutor at the Nuremberg War Crimes trials which started seventy years ago on Friday the 20th of November 1945. It was the first international trial of its kind, and at twenty seven, Benjamin Ferencz was the youngest prosecutor. He led the case against leaders of the Einsatzgruppen, roaming death squads responsible for killing over one million civilians in Eastern Europe.