A general view of Manger Square, outside the Church of the Nativity, the site revered as the birthplace of Jesus, is seen on Christmas eve in the West Bank town of Bethlehem, December 24, 2012.

A Palestinian girl watches a Christmas parade outside the Church of Nativity in the West Bank town of Bethlehem, December 24, 2012.

A Palestinian boy scout marching band parades during a Christmas procession at Manger Square in front of the Church of the Nativity, the site revered as the birthplace of Jesus, in the West Bank town of Bethlehem,December 24, 2012.

A member of the clergy holds a cross as he waits for the arrival of the Latin Patriarch of Jerusalem Fouad Twal outside the Church of the Nativity, the site revered as the birthplace of Jesus, in the West Bank city of Bethlehem, December 24, 2012.

The Latin Patriarch of Jerusalem Fouad Twal (C) prepares to bless the crowd outside the Church of the Nativity in the West Bank city of Bethlehem, December 24, 2012.

A Catholic pilgrim touches a column inside the Church of the Nativity in the West Bank town of Bethlehem,December 24, 2012. Thousands of Christian worshipers and tourists arrived in Bethlehem to mark Christmas at the site many believe Jesus Christ was born.

Christian worshipers visit the Church of Nativity, traditionally believed by Christians to be the birthplace of Jesus Christ, ahead of Christmas, in the West Bank town of Bethlehem, December 23, 2012.

A Christian worshiper walks out of the Church of Nativity in the West Bank town of Bethlehem, December 24, 2012.

A Palestinian vendor sells balloons and Christmas hats at Manger Square, outside the Church of the Nativity, the site revered as the birthplace of Jesus, on Christmas eve in the West Bank town of Bethlehem, December 24, 2012.