EDITORS NOTE: Graphic content / Egyptian Christians gather around and carry coffins during the late night funeral of the victims of a blast which killed worshippers attending Palm Sunday mass at the Mar Girgis Coptic Orthodox Church in the Nile Delta City of Tanta, 120 kilometres (75 miles) north of Cairo, on April 9, 2017. - Egyptian President Abdel Fattah al-Sisi declared a three-month state of emergency in Egypt following twin church bombings that killed dozens of people in two cities on April 9, 2017. The Islamic State (IS) group had claimed responsibility for the church bombings in the Nile Delta cities of Alexandria and Tanta in which at least 44 people were killed. (Photo by STRINGER / AFP)        (Photo credit should read STRINGER/AFP/Getty Images)