Auschwitz survivors lay wreaths on 70th anniversary of death camp's liberation
Russia's Vladimir Putin will be absent from the main event, held against a backdrop of hostilities in Ukraine and warnings of a rise in anti-Semitism in Europe.
A large tent errected ahead of an anniversary ceremony is seen at the former German Nazi concentration and extermination camp Auschwitz-Birkenau (photo credit: REUTERS)ByREUTERS