Egyptian President Abdel Fattah al-Sisi (C) speaks during the Coptic Orthodox Christmas Eve mass hosted by Pope Tawadros II (L) in St. Mark church in Cairo, Egypt, on Jan. 6, 2017. (Xinhua/Zhao Dingzhe)
Egyptian Coptic Christians light candles during the Christmas Eve mass in the ancient cathedral St. Mark in Alexandria, Egypt, on Jan. 6, 2017. (Xinhua/Asmaa Abdelatif)
A girl waves the national flag of Egypt during the Coptic Orthodox Christmas Eve mass hosted by Pope Tawadros II in St. Mark church in Cairo, Egypt, on Jan. 6, 2017. (Xinhua/Zhao Dingzhe)
Photo taken on Jan. 6, 2017 shows the Coptic Orthodox Christmas Eve mass hosted by Pope Tawadros II in St. Mark church in Cairo, Egypt. (Xinhua/Zhao Dingzhe)
Egyptian Coptic Christians take part in the Coptic Orthodox Christmas Eve mass hosted by Pope Tawadros II in St. Mark church in Cairo, Egypt, on Jan. 6, 2017. (Xinhua/Zhao Dingzhe)
Egyptian Coptic Christians take part in the Coptic Orthodox Christmas Eve mass hosted by Pope Tawadros II in St. Mark church in Cairo, Egypt, on Jan. 6, 2017. (Xinhua/Zhao Dingzhe)
Egyptian Coptic Christians take part in the Christmas Eve mass in the ancient cathedral St. Mark in Alexandria, Egypt, on Jan. 6, 2017. (Xinhua/Asmaa Abdelatif)
