Polish born Holocaust survivor Halina Birenbaum, seen on top screen, speaks in a tent raised at the entrance of the Birkenau Nazi death camp in Oswiecim, Poland, Tuesday, Jan. 27, 2015, during the official remembrance ceremony. About 300 survivors gathered with leaders from around the world to remember the 1.1 million people killed at Auschwitz-Birkenau and the millions of others killed in the Holocaust.(AP Photo//Czarek Sokolowski)
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