Egyptian security officials have said pro-democracy leader Mohamed ElBaradei has been placed under house arrest as nationwide anti-government protests raged into a fourth day.

Thousands of Egyptian anti-government protesters clashed with police in Cairo, who fired rubber bullets into the crowds and used tear gas and water cannons to disperse them.

Thousands of Egyptian anti-government protesters are clashing with police in Cairo, who are firing rubber bullets, tear gas and water cannons to disperse them.