A protester holds a photo of jailed opposition leader Ayman Nour during a candlelight vigil in Talaat Harb Square in Cairo December 5, 2007. Nour, founder of the liberal al-Ghad party and the main challenger to President Hosni Mubarak in the presidential election in 2005, is serving a five-year sentence on charges of forging documents. REUTERS/Nasser Nuri (EGYPT)