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A Jewish man high fives Jewish children in a motor home labelled as a 'Mitzvah Tank' during a parade of similar vehicles down 5th Avenue in Manhattan, New York, USA during Passover celebrations. Jewish people celebrate Passover as a commemoration of their liberation by God from slavery in Egypt and their freedom as a nation under the leadership of Moses.

A Jewish man high fives Jewish children in a motor home labelled as a 'Mitzvah Tank' during a parade of similar vehicles down 5th Avenue in Manhattan, New York, USA during Passover celebrations. Jewish people celebrate Passover as a commemoration of their liberation by God from slavery in Egypt and their freedom as a nation under the leadership of Moses.

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NEW YORK, NY - JUNE 30: A visitor prays at the gravesite of the Lubavitcher Rebbe, Rabbi Menachem Mendel Schneerson June 30, 2014 at the Old Montefiore Cemetery in the Queens borough of New York. This year marks the 20th anniversary of the Rebbe's passing, organizers expect 50,000 people to visit the site marking the day in tribute to the late Jewish leader. (Photo by Eric Thayer/Getty Images)

NEW YORK, NY - JUNE 30:  A visitor prays at the gravesite of the Lubavitcher Rebbe, Rabbi Menachem Mendel Schneerson June 30, 2014 at the Old Montefiore Cemetery in the Queens borough of New York. This year marks the 20th anniversary of the Rebbe's passing, organizers expect 50,000 people to visit the site marking the day in tribute to the late Jewish leader. (Photo by Eric Thayer/Getty Images)

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Israel-Lebanon border, ISRAEL: An image of Rabbi Menachem Mendel Schneerson is placed on the side of the road as Israeli armored personnel carriers rolls along the Israeli Lebanese border, 24 July 2006. Israel began its campaign against Hezbollah with brash claims that it would quickly annihilate the Lebanese Shiite militia, but today after 13 days of relentless air strikes and cross-border incursions, it appeared to be settling for far more modest goals. AFP PHOTO / DENIS SINYAKOV (Photo credit should read DENIS SINYAKOV/AFP/Getty Images)

Israel-Lebanon border, ISRAEL:  An image of Rabbi Menachem Mendel Schneerson is placed on the side of the road as Israeli armored personnel carriers rolls along the Israeli Lebanese border, 24 July 2006. Israel began its campaign against Hezbollah with brash claims that it would quickly annihilate the Lebanese Shiite militia, but today after 13 days of relentless air strikes and cross-border incursions, it appeared to be settling for far more modest goals. AFP PHOTO / DENIS SINYAKOV  (Photo credit should read DENIS SINYAKOV/AFP/Getty Images)

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An ultra orthodox Jewish man cheers after a Spanish graffiti artist completed a large spray painted portrait of the Lubavitcher Rabbi, Menachem Mendel Schneerson, (1902-1994), known for his follower as the �Messiah�, on the outside of a bomb shelter of Chabad Center in the southern Israeli town of Sderot, neighbouring the Gaza Strip on April 27, 2010. A group of foreign urban artists are in Israel decorating bomb shelters in Sderot, a town frequently targeted by home-made rockets from the neighbouring Gaza Strip. AFP PHOTO/MENAHEM KAHANA (Photo credit should read MENAHEM KAHANA/AFP/Getty Images)

An ultra orthodox Jewish man cheers after a Spanish graffiti artist completed a large spray painted portrait of the Lubavitcher Rabbi, Menachem Mendel Schneerson, (1902-1994), known for his follower as the �Messiah�, on the outside of a bomb shelter of Chabad Center in the southern Israeli town of Sderot, neighbouring the Gaza Strip on April 27, 2010. A group of foreign urban artists are in Israel decorating bomb shelters in Sderot, a town frequently targeted by home-made rockets from the neighbouring Gaza Strip. AFP PHOTO/MENAHEM KAHANA (Photo credit should read MENAHEM KAHANA/AFP/Getty Images)

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A giant screen with the Eiffel tower in the background shows Lubavitch Menahem Mendel Schneerson Rabbi, during the first day of Hanukkah, the Jewish festival of lights, on December 20, 2011 at the Champs de Mars in Paris. AFP PHOTO / MEHDI FEDOUACH (Photo credit should read MEHDI FEDOUACH/AFP/Getty Images)

A giant screen with the Eiffel tower in the background shows Lubavitch Menahem Mendel Schneerson Rabbi, during the first day of Hanukkah, the Jewish festival of lights, on December 20, 2011 at the Champs de Mars in Paris.  AFP PHOTO / MEHDI FEDOUACH (Photo credit should read MEHDI FEDOUACH/AFP/Getty Images)