Photos show devastation in Egypt in the moments following Palm Sunday bombing EDITORS NOTE: Graphic content / A general view shows forensics collecting evidence at the site of a bomb blast which struck worshippers gathering to celebrate Palm Sunday at the Mar Girgis Coptic Church in the Nile Delta City of Tanta, 120 kilometres (75 miles) north of Cairo, on April 9, 2017. / AFP PHOTO / STRINGER (Photo credit should read STRINGER/AFP/Getty Images)Photo by: STRINGER Photos show devastation in Egypt in the moments following Palm Sunday bombing TANTA, EGYPT - APRIL 9: People are seen at the damaged Saint George church after a bombing struck inside the church in the Nile Delta city of Tanta, Egypt on April 9, 2017. At least 21 people were killed. (Photo by Ibrahim Ramadan/Anadolu Agency/Getty Images)Photo by: Anadolu Agency Photos show devastation in Egypt in the moments following Palm Sunday bombing An Egyptian holds a branch braided palm leaves, originally intended for Palm Sunday celebrations, during a gathering outside the Coptic Orthodox Patriarchate in Alexandria after a bomb blast struck outside earlier while worshippers attended Palm Sunday mass on April 9, 2017. The Interior ministry said Coptic Pope Tawadros II was inside the church leading a Palm Sunday service when the suicide bomber was stopped by police outside and blew himself up. / AFP PHOTO / MOHAMED EL-SHAHED (Photo credit should read MOHAMED EL-SHAHED/AFP/Getty Images)Photo by: MOHAMED EL-SHAHED Photos show devastation in Egypt in the moments following Palm Sunday bombing 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, 201.7 / AFP PHOTO / STRINGER (Photo credit should read STRINGER/AFP/Getty Images)Photo by: STRINGER Photos show devastation in Egypt in the moments following Palm Sunday bombing EDITORS NOTE: Graphic content / A picture taken on April 9, 2017 shows a general view of the destruction, debris, and blood stains on the benches of the Mar Girgis Coptic Orthodox Church in the Nile Delta City of Tanta, 120 kilometres (75 miles) north of Cairo, at which a bomb blast struck worshippers gathering to attend the Palm Sunday mass. / AFP PHOTO / STRINGER (Photo credit should read STRINGER/AFP/Getty Images)Photo by: STRINGER Photos show devastation in Egypt in the moments following Palm Sunday bombing Saint Mark's Coptic Orthodox Cathedral in Alexandria was the scene of a suicide bomb attack today.Photo by: Wael Thabet/CNN Photos show devastation in Egypt in the moments following Palm Sunday bombing Aftermath images after a powerful explosion ripped through a Palm Sunday service at St George's Church in the northern city of Tanta.Photo by: St. George's Cathedral Photos show devastation in Egypt in the moments following Palm Sunday bombing Saint Mark's Coptic Orthodox Cathedral in Alexandria was the scene of a suicide bomb attack today.Photo by: Wael Thabet/CNN Photos show devastation in Egypt in the moments following Palm Sunday bombing Aftermath images after a powerful explosion ripped through a Palm Sunday service at St George's Church in the northern city of Tanta.Photo by: St. George's Cathedral