(ROUGH CUT ONLY - NO REPORTER NARRATION)<br/> Demonstrators carry the coffin of a protester killed in clashes with security clashes through Tahrir Square in central Cairo.<br/> Activists had called for a huge turnout as they struggle to drive the military rules from power -- and the numbers are rapidly growing.<br/> Meanwhile, fierce clashes continue on Mohamed Mahmoud Street -- a road leading off of Tahrir Square.<br/> A makeshift hospital set up in Tahrir Square is the closest relief for those injured in the violence.