Max Eisen was only 15 when he and his family were taken from their Hungarian home to the infamous Auschwitz Concentration Camp during the Second World War. All of his relatives were killed; only Max survived to see VE Day and eventual liberation. 75 years on from being liberated, he talks about the unspeakable horrors he saw first hand, the heroic actions of courageous inmates during the Sonderkommando Revolt and how he survived.