In this Friday, Jan. 9, 2015 photo, an Egyptian Muslim pauses inside Ibn-Tulun Mosque, one of the oldest mosques in Cairo, Egypt. Amid violence like the attack in Paris on a satirical newspaper over its depictions of the Prophet Muhammad, there's been increasing discussions among Muslims who say their community must re-examine their faith to modernize its interpretations and sideline extremists. There is a growing debate within Islam about whether and how to reject a radical minority that some fear is dragging them into conflict and wrecking the faith. (AP Photo/Mosa'ab Ehsamy), APTOPIX