Turmoil in the Middle East

An Egyptian anti-government activist runs to throw back a tear gas canister fired by riot police officers, not seen, during clashes in Cairo, Egypt, Wednesday, Jan. 26, 2011. Tens of thousands of anti-government protesters poured into the streets of Egypt Friday, stoning and confronting police who fired back with rubber bullets and tear gas in the most violent and chaotic scenes yet in the challenge to President Hosni Mubarak’s 30-year rule. (AP Photo/Lefteris Pitarakis)