Palestinian Christian scouts perform in Manger Square outside the Church of the Nativity, traditionally believed to be the birthplace of Jesus Christ, during Christmas celebrations in the West Bank biblical town of Bethlehem on December 24, 2013. Palestinian president Mahmud Abbas urged Christian pilgrims from around the world to visit the Holy Land to mark the visit of Pope Francis, set for 2014, in a Christmas message. AFP PHOTO/MUSA AL-SHAER (Photo credit should read MUSA AL-SHAER/AFP/Getty Images)