A Turkish anarchist attends a demonstration on Taksim Square in Istanbul, December 20, 2008, demanding justice for the death of 15-year-old Greek Alexis Grigoropoulos, the teenager fatally shoot by Greek policemen on December 6. The Greek capital was suffocating under a barrage of tear gas on December 18, 2008 as 5,000 protesters swamped riot police outside parliament, 12 days after the police killing of a teenager sparked riots. AFP PHOTO/ BULENT KILIC (Photo by Bulent KILIC / AFP)