In this citizen photograph taken Sunday, June 28, 2009, a supporter of pro-reform leader Mir Hossein Mousavi, flashes victory sign during a gathering near the Ghoba Mosque in Tehran, Iran. Several thousand protesters who had gathered near north Tehran's Ghoba Mosque clashed with riot police in Tehran on Sunday in the country's first major post-election unrest in four days. AP Photo logo AP Photo 4 months ago

In this citizen photograph taken Sunday, June 28, 2009, a supporter of pro-reform leader Mir Hossein Mousavi, flashes victory sign during a gathering near the Ghoba Mosque in Tehran, Iran. Several thousand protesters who had gathered near north Tehran's Ghoba Mosque clashed with riot police in Tehran on Sunday in the country's first major post-election unrest in four days.