Protesters chant anti-Mursi and anti-Muslim Brotherhood slogans during a protest in front of the High Court in Cairo April 6, 2013. Egyptian police fired tear gas to prevent opponents of President Mohamed Mursi storming the court and the prosecutor-general's office in central Cairo on Saturday, witnesses said. When some protesters hurled fireworks and rocks at the court, which also houses the prosecutor's office, and tried to break down the main gate, police fired tear gas from upstairs windows, witnesses said. REUTERS/Asmaa Waguih (EGYPT - Tags: POLITICS CIVIL UNREST)