A relative of a Holocaust victims attends a ceremony on Holocaust Remembrance Day at the Yad Vashem Memorial Museum in Jerusalem

A relative of a Holocaust victim holds a flower in the Hall of Remembrance in the Yad Vashem Holocaust Memorial Museum on the annual Holocaust Remembrance Day in Jerusalem, May 2, 2011. Israelis commemorate the 6 million Jews who perished under Hitler's rule on Holocaust Remembrance Day. UPI/Debbie Hill