Egyptian riot police clash with protesters At least one protester was killed and 676 were injured in clashes with the police in Tahrir Square , Thousands of police clashed with protesters for control of downtown Cairo's Tahrir Square on Saturday after security forces tried to stop activists from staging a long-term sit-in there. The violence took place just nine days before Egypt's first elections since the ouster of longtime President Hosni Mubarak in February.CAIRO-EGYPT 19/11/2011