The Holocaust's last survivors: How do you tell their stories when they're gone?

ITV News - What You Need To Know

Never again. Two words repeated each year when the world remembers the Holocaust.
But 80 years since the liberation of Auschwitz a new survey shows most people think history could repeat itself.
With the number of witnesses dwindling, what happens when living history becomes just history?
In this episode, ITV News' John Ray and Richard Pollins talk to Cari Davies as they tell you, what you need to know.