Mosque terrorists carried Islamic State flags; toll rises to 305

27 of the dead are children; 128 wounded in deadliest Islamist attack on civilians in Egypt; no claim of responsibility

At least 235 killed, 130 wounded in terror attack in northern Sinai

Bombing and shooting at Rawdah mosque in Bir al-Abd targets worshipers at Friday prayers; Cairo declares 3 days of mourning; deadliest ever Islamist attack on Egyptian civilians