Pope Francis on Friday sent a tweet recalling the millions of victims of the German Nazi Holocaust during the Second World War.
"Today I want to remember in my heart all the victims of the Holocaust," Francis wrote on Holocaust Memorial Day.
"May their sufferings and their tears never be forgotten," read the tweet from his nine-language @pontifex account.
Events are taking place internationally on Friday to mark the anniversary of the liberation of the Auschwitz-Birkenau concentration camp in southern Poland by the Soviet army on 27 January 1945.
Eleven million people among them six million Jews were killed by German Nazis and their collaborators during the Holocaust between 1941-45.
Besides Jews, gypsies, homosexuals, Jehovah Witnesses, the disabled and political and Church-based opponents were murdered.