Glory Ndudi, a Christian, and her five children board a bus headed out of town on Wednesday. The recent bomb attacks that have targeted churches in Kano, Nigeria, have led to an exodus of Christians from the city. Grant Clark/NPR hide caption

itoggle caption Grant Clark/NPR

Demonstrators carry posters of Abdelwahab Zaydoun, who set himself on fire and died from his burns Tuesday. Zaydoun was part of a movement protesting unemployment in Morocco. Abdeljalil Bounhar/AP hide caption

itoggle caption Abdeljalil Bounhar/AP

President Obama has called on small, elite military units to carry out several risky operations in the past year, like the hostage rescue this week in Somalia. Here, Navy SEALs are shown during a training exercise at the John C. Stennis Space Center in Mississippi. John Scorza/U.S. Navy hide caption

itoggle caption John Scorza/U.S. Navy

A police officer walks past the ruins of a market outside the state police headquarters in Kano, Nigeria, on Tuesday. Sunday Alamba/AP hide caption

itoggle caption Sunday Alamba/AP