Aug. 16, 2013: Supporters of Egypt’s ousted President Mohammed Morsi chant slogans against Egyptian Defense Minister Gen. Abdel-Fattah el-Sissi before clashes with Egyptian security forces in Ramses Square, in downtown Cairo, Friday, Aug. 16, 2013. Heavy gunfire rang out throughout Cairo as tens of thousands of Muslim Brotherhood supporters clashed with armed vigilantes in the fiercest street battles to engulf the capital since the country’s Arab Spring uprising. The clashes killed 173 people nationwide, including police officers. (AP Photo/Hassan Ammar)