Police and security guard during a mass on Christmas eve outside Saint Joseph's Roman Catholic Church in the capital of Cairo, Egypt December 24, 2017 Reuters
A priest holds a statuette of baby Jesus during a mass on Christmas eve at Saint Joseph's Roman Catholic Church in Cairo, Egypt December 24, 2017 Reuters
A priest leads the Christmas eve mass at Saint Joseph's Roman Catholic Church in Cairo, Egypt December 24, 2017 Reuters
An Egyptian Catholic woman lights candle during a mass on Christmas eve at Saint Joseph's Roman Catholic Church in the capital of Cairo, Egypt December 24, 2017 Reuters
Members of the choir sing hymns during a Christmas eve mass at Saint Joseph's Roman Catholic Church in Cairo, Egypt December 24, 2017 Reuters
Egyptian Catholics stand in line to receive Holy Communion during a mass on Christmas eve at Saint Joseph's Roman Catholic Church in the capital of Cairo, Egypt December 24, 2017 Reuters
Members of the congregation stand in line to receive Holy Communion during a Christmas eve mass at Saint Joseph's Roman Catholic Church in Cairo, Egypt December 24, 2017 Reuters
An Egyptian Catholic woman lights candle during a mass on Christmas eve at Saint Joseph's Roman Catholic Church in the capital of Cairo, Egypt December 24, 2017 Reuters
Egyptian Catholic nuns pray during a mass on Christmas eve at Saint Joseph's Roman Catholic Church in the capital of Cairo, Egypt December 24, 2017 Reuters
Lit candles are seen at Saint Joseph's Roman Catholic Church on Christmas eve in Cairo, Egypt December 24, 2017 Reuters