Protesters chant slogans in Tahrir Square in Cairo on Dec. 4, 2012. Hundreds of black-clad riot police deployed around the Itihadiya palace in Cairo's district of Heliopolis. (Associated Press)

Photo by: Maya Alleruzzo

Protesters chant slogans in Tahrir Square in Cairo on Dec. 4, 2012. Hundreds of black-clad riot police deployed around the Itihadiya palace in Cairo's district of Heliopolis. (Associated Press)