Protesters who support deposed Egypt's President Mohamed Mursi gather around an injured fellow protester during clashes outside the Republican Guard building in Cairo July 5, 2013. At least three protesters were shot dead on Friday outside the Republican Guard barracks in Cairo where Mursi is being held, security sources said, as angry Islamist supporters confronted troops across the country. REUTERS/Mohamed Abd El Ghany (EGYPT - Tags: POLITICS CIVIL UNREST TPX IMAGES OF THE DAY)