“I think the attack was planned,” said one injured Christian. “They set fire to one church after another. For sure, it was planned.”…
“This is the result of a lack of security, people linked to the previous regime want to create sectarian strife,” said eyewitness Essam Mohamed. “I want to say that nobody, Christian or Muslim, would dare to set fire to a church. It is the previous regime that’s responsible for this.”…

Salafists have been blamed although one activist has denied they were involved.
The violence is a direct challenge to Egypt’s military rulers in the run-up to planned elections.