Protesters help an injured man clutching a Guy Fawkes mask after scuffles broke out between groups of protesters in Tahrir square when chants against the new Islamist president angered some in the crowd in Cairo, Egypt, Friday, Oct. 12, 2012. Thousands of supporters and opponents of Egypt's new Islamist president clashed in Cairo's Tahrir Square on Friday, hurling stones and concrete and swinging sticks at each other in the first such violence since Mohammed Morsi took office more than three months ago. (AP Photo/Khalil Hamra)
A protester holds a stone after scuffles broke out between groups of protesters in Tahrir square when chants against the new Islamist president angered some in the crowd in Cairo, Egypt, Friday, Oct. 12, 2012. Thousands of supporters and opponents of Egypt's new Islamist president clashed in Cairo's Tahrir Square on Friday, hurling stones and concrete and swinging sticks at each other in the first such violence since Mohammed Morsi took office more than three months ago. (AP Photo/Khalil Hamra)
Protesters help an injured man after scuffles broke out between groups of protesters in Tahrir square when chants against the new Islamist president angered some in the crowd in Cairo, Egypt, Friday, Oct. 12, 2012. Thousands of supporters and opponents of Egypt's new Islamist president clashed in Cairo's Tahrir Square on Friday, hurling stones and concrete and swinging sticks at each other in the first such violence since Mohammed Morsi took office more than three months ago. (AP Photo/Khalil Hamra)
Protesters throw stones after scuffles broke out between groups of protesters in Tahrir square when chants against the new Islamist president angered some in the crowd in Cairo, Egypt, Friday, Oct. 12, 2012. Thousands of supporters and opponents of Egypt's new Islamist president clashed in Cairo's Tahrir Square on Friday, hurling stones and concrete and swinging sticks at each other in the first such violence since Mohammed Morsi took office more than three months ago. (AP Photo/Khalil Hamra)
A protester throws a stone after scuffles broke out between groups of protesters in Tahrir square when chants against the new Islamist president angered some in the crowd in Cairo, Egypt, Friday, Oct. 12, 2012. Thousands of supporters and opponents of Egypt's new Islamist president clashed in Cairo's Tahrir Square on Friday, hurling stones and concrete and swinging sticks at each other in the first such violence since Mohammed Morsi took office more than three months ago. (AP Photo/Khalil Hamra)
Rafah residents burned tires in August to protest a deadly attack. Egypt is struggling to rein in rampant lawlessness and uproot Islamic militants who have attacked military troops and neighboring Israel. (Associated Press)
An Egyptian protester stomps on the roof of a car in Tahrir Square in Cairo, Egypt, early Saturday, Sept. 15, 2012, before police cleared the area after days of protests against a film ridiculing the Prophet Muhammad. Egyptian police on Saturday cleared out protesters who have been clashing with security forces for the past four days near the U.S. Embassy as most cities around the Muslim world reported calm a day after at least six people were killed in a wave of angry protests over an anti-Islam film.(AP Photo)
Egyptian police load furniture and other items confiscated from street vendors as they clear Tahrir Square in Cairo, Egypt, Saturday, Sept. 15, 2012, after days of protests near the U.S. embassy over a film insulting Prophet Muhammad. (AP Photo/Mohammed Asad)
Egyptian protesters clash with security forces near the U.S. embassy in Cairo, Egypt, Friday, Sept. 14, 2012, as part of widespread anger across the Muslim world about a film ridiculing Islam's Prophet Muhammad. (AP Photo/Khalil Hamra)
Egyptian protesters clash with security forces, unseen, near the U.S. embassy in Cairo, Egypt, Friday, Sept. 14, 2012, as part of widespread anger across the Muslim world about a film ridiculing Islam's Prophet Muhammad. (AP Photo/Khalil Hamra)
An Egyptian protester throws a tear gas canister toward riot police during clashes near the U.S. embassy in Cairo, Egypt, Thursday, Sept. 13, 2012. Protesters clash with police near the U.S. Embassy in Cairo for the third day in a row. Egypt's Islamist President Mohammed Morsi vowed to protect foreign embassies in Cairo, where police were using tear gas to disperse protesters at the U.S. mission. (AP Photo/Khalil Hamra)
An Egyptian protester protects himself during clashes near the U.S. embassy in Cairo, Egypt, Thursday, Sept. 13, 2012. Protesters clash with police near the U.S. Embassy in Cairo for the third day in a row. Egypt's Islamist President Mohammed Morsi vowed to protect foreign embassies in Cairo, where police were using tear gas to disperse protesters at the U.S. mission. (AP Photo/Khalil Hamra)