Muslims burn an American flag following a protest in Kaduna, Nigeria, Monday, Sept. 24, 2012. Hundreds of Muslims march peacefully through the streets of a northern Nigerian city to protest an anti-Islam film that denigrates the Prophet Muhammad. The march took place Monday in the city of Kaduna, where hundreds were killed in religious violence following Nigeria's 2011 presidential election. Those protesting left behind graffiti on walls reading: "Death to the Americans, Death to the Israelites." (AP Photo/Godwin Attah)

Associated Press
Muslims burn an American  flag following a protest in Kaduna, Nigeria, Monday, Sept. 24, 2012.  Hundreds of Muslims march peacefully through the streets of a northern Nigerian city to protest an anti-Islam film that denigrates the Prophet Muhammad. The march took place Monday in the city of Kaduna, where hundreds were killed in religious violence following Nigeria's 2011 presidential election. Those protesting left behind graffiti on walls reading: "Death to the Americans, Death to the Israelites." (AP Photo/Godwin Attah)
Muslims burn an American flag following a protest in Kaduna, Nigeria, Monday, Sept. 24, 2012. Hundreds of Muslims march peacefully through the streets of a northern Nigerian city to protest an anti-Islam film that denigrates the Prophet Muhammad. The march took place Monday in the city of Kaduna, where hundreds were killed in religious violence following Nigeria's 2011 presidential election. Those protesting left behind graffiti on walls reading: "Death to the Americans, Death to the Israelites." (AP Photo/Godwin Attah)