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Greek Orthodox Clergies walk during the midnight mass at the Church of the Nativity in the biblical West Bank town of Bethlehem as Orthodox Christmas celebrations kicked off on January 7, 2017, in the traditional birthplace of Jesus Christ. / AFP / MUSA AL SHAER (Photo credit should read MUSA AL SHAER/AFP/Getty Images)

Greek Orthodox Clergies walk during the midnight mass at the Church of the Nativity in the biblical West Bank town of Bethlehem   as Orthodox Christmas celebrations kicked off on January 7, 2017, in the traditional birthplace of Jesus Christ.    / AFP / MUSA AL SHAER        (Photo credit should read MUSA AL SHAER/AFP/Getty Images)