Israel's Prime Minister Benjamin Netanyahu lays a wreath during a ceremony at Yad Vashem Holocaust Memorial in Jerusalem marking Holocaust Remembrance Day on April 12, 2010. Today, Israel marks the annual memorial day commemorating the six million Jews killed by the Nazis during World War II. Photo by David Vaaknin/POOL/FLASH90

Israeli Police Commissoner Dudi Cohen lays a wreath during a ceremony at Yad Vashem Holocaust Memorial in Jerusalem marking Holocaust Remembrance Day on April 12, 2010. Today, Israel marks the annual memorial day commemorating the six million Jews killed by the Nazis during World War II. Photo by David Vaaknin/POOL/FLASH90

IDF Chief of Staff gabi Ashkenazi lays a wreath during a ceremony at Yad Vashem Holocaust Memorial in Jerusalem marking Holocaust Remembrance Day on April 12, 2010. Today, Israel marks the annual memorial day commemorating the six million Jews killed by the Nazis during World War II. Photo by David Vaaknin/POOL/FLASH90

Israeli President Shimon Peresi lays a wreath during a ceremony at Yad Vashem Holocaust Memorial in Jerusalem marking Holocaust Remembrance Day on April 12, 2010. Today, Israel marks the annual memorial day commemorating the six million Jews killed by the Nazis during World War II. Photo by David Vaaknin/POOL/FLASH90

Young Jewish girls of the Orot Etzion school in Efrat stich and sew dolls. To each doll they attach the story of a young girl which was killed in the Holocaust. Today, Israel marks the annual memorial day commemorating the six million Jews killed by the Nazis during World War II. April 12, 2010. Photo by Gershon Elinson/FLASH90

Holocaust survivors and IDF soldiers participate a ceremony of the Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

An IDF soldier visits "Liga Terezin" exhibition, dealing with Sport and Youth in Theresienstadt Ghetto, during Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

A Jewish man visits "Liga Terezin" exhibition, dealing with Sport and Youth in Theresienstadt Ghetto, during Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

Holocaust survivors and IDF soldiers participate a ceremony of the Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

Holocaust survivors, Peter Erben(L) and Yakov Zur, who were football players at Therezienshtadt ghetto league speak with IDF soldiers during Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

Holocaust survivors, Peter Erben(L) and Yakov Zur, who were football players at Therezienshtadt ghetto league speak with IDF soldiers during Holocaust Martyrs and Heroes Remembrance Day at Beit Theresienstadt Museum in Kibutz Givat Haim, North of Israel on April 12, 2010. Israel Marks it's annual memorial day for the 6 million Jews killed by Nazis in the Holocaust of World War II. Beit Theresienstadt (also: Beut Terezin) was established as a non-profit organization in memory of the Jewish Martyrs of Ghetto Theresienstadt. Photo by GILI YAARI / FLASH 90

Israeli people stand at attention outside their cars in Mevaseret Zion as a two minute siren marking Holocaust Remembrance Day is sounded across Israel, April 12, 2010. Photo by Anna Kaplan /Flash90.