U.S. President Barack Obama participates in a celebration of Raoul Wallenberg at the Great Synagogue and Holocaust Memorial of Stockholm September 4, 2013. Showing Obama artifacts is Nina Lagergren, ... more 
U.S. President Barack Obama participates in a celebration of Raoul Wallenberg at the Great Synagogue and Holocaust Memorial of Stockholm September 4, 2013. Showing Obama artifacts is Nina Lagergren, Wallenberg's 92-year-old half-sister. Raoul Wallenberg, a Swede, helped saved tens of thousands of Hungarian Jews from the Nazis during World War II. REUTERS/Kevin Lamarque (SWEDEN - Tags: POLITICS TPX IMAGES OF THE DAY) less 
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Reuters | Photo By KEVIN LAMARQUE / REUTERS
Wed, Sep 4, 2013 12:37 PM EDT