Shiite Muslim worshippers gather inside the holy shrine of Imam Hussein on the Arbaeen Shiite festival in Karbala, Iraq. In the Middle East and North Africa, where religion is often ingrained in daily life's very fabric, rejecting faith can come with social or other repercussions, so many of the "nones," a group that includes agnostics, atheists and "nothing in particular" conceal that part of themselves, as blasphemy laws and policies are widespread in the region. (AP Photo/Anmar Khalil, File)