Egyptian demonstrators clash with the Egyptian military in Tahrir Square, Cairo, April 13, 2011. Egyptian soldiers and police moved into Cairo's main square on Tuesday to end a five-day sit-in by protesters demanding civilian rule and swifter prosecution of disgraced former officials. Former Egyptian President Mubarak, 82, entered a hospital on April 12, 2011, a judicial source and the website of a state newspaper reported, two days after he was summoned to take part in a probe by the public prosecutor. UPI\Mohammed Hosam