Hundreds of anti-government protesters have gathered in the Egyptian capital Cairo, despite warnings from authorities that they face arrest. Cairo, Egypt. 25/01/2011
Anti-government protesters demonstrate in downtown Cairo, Egypt Tuesday, Jan. 25, 2011. Hundreds of anti-government protesters marched in the Egyptian capital chanting against President Hosni Mubarak and calling for an end to poverty. (AP Photo/Mohammed Abu Zaid)
A protestor holding a placard in French reading "Mubarak, get out", is surrounded by riot police during a demonstration in downtown Cairo, Egypt Tuesday, Jan. 25, 2011. Anti-government protesters marched in the Egyptian capital chanting against President Hosni Mubarak and calling for an end to poverty. (AP Photo/Mohammed Abu Zaid)
A demonstrator confronts riot police in Cairo, Tuesday Jan. 25, 2011, during a Tunisia-inspired demonstration to demand the end of President Hosni Mubarak's nearly 30 years in power. The demonstration, the largest Egypt has seen for years, began peacefully, with police showing unusual restraint in what appeared to be a calculated strategy by the government to avoid further sullying the image of a security apparatus widely seen as little more than corrupt thugs in uniforms.(AP Photo)
Demonstrators move away from a cloud of teargas in Cairo, Tuesday Jan. 25, 2011, during a Tunisia-inspired demonstration to demand the end of President Hosni Mubarak's nearly 30 years in power. The demonstration, the largest Egypt has seen for years, began peacefully, with police showing unusual restraint in what appeared to be a calculated strategy by the government to avoid further sullying the image of a security apparatus widely seen as little more than corrupt thugs in uniforms.(AP Photo)
An injured demonstrator is helped in Cairo, Tuesday Jan. 25, 2011, during a Tunisia-inspired demonstration to demand the end of President Hosni Mubarak's nearly 30 years in power. The demonstration, the largest Egypt has seen for years, began peacefully, with police showing unusual restraint in what appeared to be a calculated strategy by the government to avoid further sullying the image of a security apparatus widely seen as little more than corrupt thugs in uniforms.(AP Photo)
A protester scuffles with a riot policeman as he demonstrates in downtown Cairo, Egypt Tuesday, Jan. 25, 2011. Hundreds of anti-government protesters marched in the Egyptian capital chanting against President Hosni Mubarak and calling for an end to poverty. (AP Photo/Mohammed Abu Zaid)
Police face demonstrators in Cairo, Tuesday Jan. 25, 2011, in a Tunisia-inspired demonstration to demand the end of President Hosni Mubarak's nearly 30 years in power. The demonstration, the largest Egypt has seen for years, began peacefully, with police showing unusual restraint in what appeared to be a calculated strategy by the government to avoid further sullying the image of a security apparatus widely seen as little more than corrupt thugs in uniforms.(AP Photo)