
Protesters chant slogans against President Zine El Abidine Ben Ali during a demonstration in Tunis, Friday, Jan. 14, 2011. Thousands of angry demonstrators marched through Tunisia's capital Friday, demanding the resignation of the country's autocratic leader a day after he appeared on TV to try to stop deadly riots that have swept the North African nation. (AP Photo/Christophe Ena)

Demonstrators hold placards reading "Ben Ali get out" in Tunis, Friday, Jan. 14, 2011. Thousands of angry demonstrators marched through Tunisia's capital Friday, demanding the resignation of the country's autocratic leader a day after he appeared on TV to try to stop deadly riots that have swept the North African nation. (AP Photo/Christophe Ena)

Chinese paramilitary policemen stand guard near Tiananmen Square in Beijing, China's capital. (Associated Press)

Vice President Joseph R. Biden Jr. (left) meets with Iraqi President Jalal Talabani in Baghdad on Thursday, Jan. 13, 2011. Mr. Biden arrived in Iraq earlier in the day for talks with the new government's leaders about the future of American troops in the country as they prepare to leave at year's end. (AP Photo/Maya Alleruzzo)

A covered statue of slain Lebanese Prime Minister Rafik Hariri stands in Beirut. Eleven of 30 Lebanese Cabinet members, all supporters of Hezbollah, resigned Wednesday, sinking the coalition government after months of disagreement over how to respond to a U.N. probe into the assassination. (Associated Press)

In the town of Kasserine, site of the bloodiest confrontation, cars have been set on fire and police were reported to have killed a man carrying the coffin of a child. On Monday, Tunisia temporarily shut down all of its high schools and universities as it tried to stop deadly riots over joblessness and poor prospects for youths. (Associated Press)