Anti Government Protesters Take To The Streets In Cairo

CAIRO, EGYPT – JANUARY 28: Riot police force protestors back across the Kasr Al Nile Bridge as they attempt to get into Tahrir Square on January 28, 2011 in downtown Cairo, Egypt. Thousands of police are on the streets of the capital and hundreds of arrests have been made in an attempt to quell anti-government demonstrations. (Photo by Peter Macdiarmid/Getty Images)