An Egyptian woman holds a black flag with Islamic inscription in Arabic that reads, "No God but Allah, and Mohammed is his prophet," in front of the U.S. embassy in Cairo, Egypt, Wednesday, Sept. 12, 2012. An Israeli filmmaker based in California went into hiding after his movie attacking Islam's prophet Muhammad sparked angry assaults by ultra-conservative Muslims in Egypt. (AP Photo/Nasser Nasser)

Photo by: Nasser Nasser

An Egyptian woman holds a black flag with Islamic inscription in Arabic that reads, "No God but Allah, and Mohammed is his prophet," in front of the U.S. embassy in Cairo, Egypt, Wednesday, Sept. 12, 2012. An Israeli filmmaker based in California went into hiding after his movie attacking Islam's prophet Muhammad sparked angry assaults by ultra-conservative Muslims in Egypt. (AP Photo/Nasser Nasser)