In an explosion inside Cairo’s Coptic Cathedral on Sunday, at least 25 people, mostly women, have been killed. Forty-nine other worshippers including 6 children were injured during the explosion. The deadly explosion occurred during church service at about 10am local time (0800GMT) at the St Peter and Paul Church adjacent to the St Mark Coptic cathedral. It has been observed that a device containing about 12 kg of the explosive TNT had denoted on the women’s side of the cathedral. None of the groups have claimed responsibility for this attack although supporters of the Islamic State group celebrated it on social media. About 10 percent of the country’s 90 million people is constituted by Egypt’s orthodox Copts. They are the biggest Christian community in the Middle East.