A female supporter of deposed Egyptian President Mohamed Mursi holds up an empty cartridge as she walks with other protesters during clashes with riot police on the 6th October Bridge over the Ramsis square area in central Cairo July 15, 2013. Egyptian police and protesters clashed in central Cairo early on Tuesday after fights broke out between supporters of ousted Islamist President Mohamed Mursi and locals angered when they tried to block major thoroughfares crossing the River Nile. REUTERS/Asmaa Waguih (EGYPT – Tags: POLITICS CIVIL UNREST)