Cairo protest grows

A quarter-million Egyptians flooded into the heart of Cairo on Tuesday, demanding that President Hosni Mubarak step down.

An effigy of Egyptian President Hosni Mubarak hangs while people demonstrate in Tahrir, or Liberation, Square in Cairo on Tuesday, Feb. 1, 2011. Security officials say authorities shut down all roads and public transportation to Cairo, where tens of thousands of people converged to demand the ouster of Mr. Mubarak after nearly 30 years in power. (AP Photo/Khalil Hamra)

An effigy of Egyptian President Hosni Mubarak hangs while people demonstrate in Tahrir, or Liberation, Square in Cairo on Tuesday, Feb. 1, 2011. Security officials say authorities shut down all roads and public transportation to Cairo, where tens of thousands of people converged to demand the ouster of Mr. Mubarak after nearly 30 years in power. (AP Photo/Khalil Hamra)

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