ROUGH CUT (NO REPORTER NARRATION)<br/> <br />Egyptian riot police used tear gas on Wednesday (April 9) to break up an anti-government demonstration by students outside Cairo University's medical college.<br/> <br />Several hundred students, many of whom are supporters of ousted Egyptian President Mohamed Mursi, gathered in front of the main gate of the Qasr Al-Ainy school of medicine in Cairo's Manyal neighbourhood chanting slogans against the military-backed interim government.<br/> <br />Riot police then arrived and broke up the protest, shooting tear gas at the protesters as they retreated into the university grounds.<br/> <br />Clashes between university students and police have been going on for several weeks and gained momentum following the announcement by former Defense Minister Abdel Fattah al-Sisi that he would run for president.<br/> <br />Al-Sisi ousted Mursi, Egypt's first freely elected president, after mass protests against the Muslim Brotherhood-backed leader.<br/> <br />Several students have been k
