People light a candle on the rail tracks in Birkenau during the annual Auschwitz-Birkenau Nazi German death camp 'March of the Living' , Oswiecim, Poland, on Monday, April 28, 2014. Some 6 million Jews killed during the Holocaust, this year, the march honors some 430,000 Hungarian Jews killed in Birkenau gas chambers in 1944. ( AP Photo/Czarek Sokolowski)