Worshippers pray in the Chaldean Basilica of Our Lady of Fatima in Cairo Aug. 18. Christians, making up 10 percent of Egypt’s 85 million people, have coexisted with the majority Sunni Muslims for centuries. Violence erupted periodically, especially in the impoverished south, but the attacks on churches and Christian properties in the last week were the worst in years. (CNS photo/Amr Abdallah Dalsh, Reuters) (Aug. 20, 2013)