People participate in Christmas celebrations across world

The acting Apostolic Administrator of Jerusalem, Pierbattista Pizzaballa (C), attends a mass on Christmas Eve inside the Church of the Nativity in the West Bank city of Bethlehem on Dec. 24, 2018. Thousands of Christian pilgrims gathered in Bethlehem's Manger Square to celebrate Christmas. (Xinhua/Mamoun Wazwaz)