Pope Francis paid a somber visit to the Nazi death camp of Auschwitz-Birkenau on Friday, becoming the third consecutive pontiff to make the pilgrimage to the place where more than 1 million people, most of them Jews, were killed.

Pope in Poland: pontiff meets Holocaust survivors in Auschwitz

Pope Francis paid a somber visit to the Nazi death camp of Auschwitz-Birkenau on Friday, becoming the third consecutive pontiff to make the pilgrimage to the place where more than 1 million people, most of them Jews, were killed.