Riots mark 2nd anniv. of Egypt revolution

Egyptian protesters march from Mostafa Mahmud mosque to Tahrir Square in Cairo on January 25, 2013. Thousands of Egyptians marched on Tahrir Square to demand change, two years after the uprising that ousted Hosni Mubarak and ushered in an Islamist government, as sporadic clashes erupted nearby.

Credit: KHALED DESOUKI/AFP/Getty Images