The HBO documentary Going Clear: Scientology and the Prison of Belief airs Sunday — over the vigorous objection of Scientology officials. Courtesy of HBO hide caption

itoggle caption Courtesy of HBO

Boys in Uppsala, Sweden, read supportive messages placed at the entrance of a mosque following an attack in January. A new Pew study finds that religious intolerance is a global problem, with Muslims facing more hostility from individuals, and Christians from governments. Targeting of Jews, the study found, has gotten worse over in recent years. Anders Wiklund/AP hide caption

itoggle caption Anders Wiklund/AP

Mohamed Magid, imam with the All Dulles Area Muslim Society, speaks during in September during an anti-extremism news conference. He says that if someone with dangerous views comes to his mosque, he first tries to correct them, but reports them to authorities if necessary. Michael Reynolds/EPA/Landov hide caption

itoggle caption Michael Reynolds/EPA/Landov

This image provided by the Durham County Sheriff's Office shows a booking photo of Craig Stephen Hicks, 46, who was arrested on three counts of murder early Wednesday. On his Facebook page, Hicks described himself as a gun-toting atheist. Durham County Sheriff's Office/AP hide caption

itoggle caption Durham County Sheriff's Office/AP