An Egyptian protester throws stones at riot police, not seen, during clashes near Tahrir Square in Cairo, Egypt, Wednesday, Jan. 30, 2013. (AP Photo/Khalil Hamra)

Photo by: Khalil Hamra

An Egyptian protester throws stones at riot police, not seen, during clashes near Tahrir Square in Cairo, Egypt, Wednesday, Jan. 30, 2013. (AP Photo/Khalil Hamra)