Participating in a procession mourning deaths of Prophet Mohammad’s grandchildren, Shiites torch a market in Sunni-dominated Rawalpindi, a garrison city adjacent to Pakistan’s capital Islamabad, on November 15, 2013. Photo by Naveed Ahmad

Participating in a procession mourning deaths of Prophet Mohammad’s grandchildren, Shiites torch a market in Sunni-dominated Rawalpindi, a garrison city adjacent to Pakistan’s capital Islamabad, on November 15, 2013. Photo by Naveed Ahmad