An Egyptian soldier atop an armored personnel carrier tries to clam down anti-government demonstrators, who charged to clash with pro-government protesters in Tahrir Square, in Cairo Wednesday, Feb. 2, 2011. Several thousand supporters of President Hosni Mubarak clashed with anti-government protesters as Egypt's upheaval took a dangerous new turn. (AP Photo/Lefteris Pitarakis)

Photo by: Lefteris Pitarakis

An Egyptian soldier atop an armored personnel carrier tries to clam down anti-government demonstrators, who charged to clash with pro-government protesters in Tahrir Square, in Cairo Wednesday, Feb. 2, 2011. Several thousand supporters of President Hosni Mubarak clashed with anti-government protesters as Egypt's upheaval took a dangerous new turn. (AP Photo/Lefteris Pitarakis)