At least 17 people are known to have died in Cairo during violent clashes between protesters and security forces. <br /><br /> Four years on from the uprising that toppled Hosni Mubarak and gunfire once again rang out in the Egyptian capital’s streets. <br /><br /> Tensions were already high after a woman activist was shot dead during a march on Saturday. <br /><br /> An investigation has been launched into the death of Shaimaa Sabbagh who it is reported was shot in the face and back. Over 1,000 people marched in her funeral procession.<br /><br /> Sunday’s clashes were the bloodiest seen since Abdel Fattah al-Sisi was elected president after ousting elected Islamist president Mohamed Mursi in July 2013.<br /><br /> Since al-Sisi’s election the new Egyptian authorities have cracked down on political dissent and there have been allegations of widespread human rights abuses although al-Sisi has been praised by many Egyptians for restoring a measure of stability.
