Egypt declares state of emergency in 3 provinces - Article Photos 4/23

In this Saturday, Jan. 26, 2013 photo, demonstrators throw stones at security forces who respond with tear gas in front of international hotels along the Nile in downtown Cairo, Egypt. Unrest surrounding the second anniversary of Egypt's revolution broke out in Cairo and other cities for a third day, with protesters clashing for hours with riot police who fired tear gas that encompassed swaths of the capital's downtown. (AP Photo/Mohammed Abu Zaid)