Auschwitz survivors returned to the death camp in Poland to mark 80 years after the liberation. NBC News' Jesse Kirsch visited the location with some of the survivors as they shared their past experiences and what they want the world to know on Holocaust Remembrance Day.

Survivors of Auschwitz marked 80 years since the liberation of the death camp. They warned of rising antisemitism in a ceremony Monday at the site where Nazis murdered more than a million people, mostly Jews.