Riot police attempt to assist a colleague covered in flames from a petrol bomb thrown by protesters, during clashes in central Athens, Friday Dec. 12, 2008. Greek youths were hurling rocks and broken paving stones at riot police who responded with volleys of tear gas, on the seventh straight day of unrest over the fatal police shooting of a teenager last Saturday night.
A protester throws a metal crowd barrier at riot police outside parliament during a demonstration in central Athens, Greece, on Friday Dec. 12, 2008. More than 2,000 people took part in the protest against the police killing of a teenager last week, which has sparked Greece's worst rioting in decades. Hundreds of shops were damaged in the riots, which also saw cars burnt and extensive vandalizing of public property.
A protester is seen near a car which is on fire outside the National Technical University of Athens on Tuesday, Dec. 9, 2008. Clashes between rioters and police continued for a fourth day after the funeral of a teenager shot by police Saturday.
Protesters throw stones at riot police as riots continued for a fourth day in Athens, Tuesday, Dec. 9, 2008. Greek police braced for renewed violence after the funeral for a teenager who was shot dead by police Saturday. The shooting triggered the worst violence the country has seen in decades, as hundreds of shops, banks and cars were damaged in Athens. Similar riots occurred in several other Greek cities.
Riot police detain a woman in central Athens Tuesday, Dec. 9, 2008. Athens and other Greek cities were ravaged by several nights of rioting after police shot teenager Alexandros Grigoropoulos dead in Athens Saturday.
A protester throws a metal stick at riot police as rioting continued for a fourth day in Athens, Tuesday, Dec. 9, 2008. The circumstances surrounding the shooting of a 15-year-old boy by a police special guard in Athens are still unclear. But the death triggered extensive riots in cities around the country, with youths burning shops, setting up flaming barricades across streets and torching cars.
A woman is arrested by riot police in central Athens Tuesday, Dec. 9, 2008.
A protester sits on the ground in front of riot police in central Athens on Tuesday, Dec. 9, 2008. A protester sits on the ground in front of riot police in central Athens on Tuesday, Dec. 9, 2008.
A protester shouts at riot police in central Athens on Tuesday, Dec. 9, 2008.
A protester kicks a tear gas canister to riot police as riots continued for a fourth day in the Greek capital, Tuesday, Dec. 9, 2008.
A hammer reading in Greek 'Alexandros-Revenge ' sits on an impromptu shrine with flowers and candles in memory of teenager Alexandros Grigoropoulos, who was killed in a police shooting Saturday, in central Athens, Tuesday Dec. 9, 2008. Athens and other Greek cities were ravaged by several nights of rioting after police shot the teenager.
A woman cleans a shop's shattered storefront in central Athens Tuesday, Dec. 9, 2008, after rioting ravaged Greek cities for several days.
Backdropped by Handrian's Arch, a woman walks past a shattered storefront in central Athens, Tuesday, Dec. 9, 2008.
Youths demonstrate in Athens, some carrying the banner in front which reads "Time to Throw Them Out!" Monday, Dec. 8, 2008. Rioters smashed, burned and looted buildings in several Greek cities protesting the fatal police shooting of a teenager in Athens Saturday night.
Riot police stand ready for action in a central part of the northern Greek city of Thessaloniki illuminated by Christmas decorations, Monday, Dec. 8, 2008.
A firefighter puts out a fire started by rioters in the northern Greek city of Thessaloniki Monday, Dec. 8, 2008.
Athens' Christmas tree burns as the Greek Parliament is seen in the background in central Syntagma Square on Monday, Dec. 8, 2008. Gangs of rock-throwing youths made sporadic attacks on police stations across Athens, stoned the Interior Ministry and clashed with riot police outside Parliament on Monday.
The Athens Christmas tree is seen burned as a Greek flag flies in the background, in central Athens Syntagma Square, Tuesday, Dec. 9, 2008.
Riot police pass near a burning car in the center of Athens as riots went on for a third day in the Greek capital on Monday, Dec. 8, 2008.
A riot police officer points at demonstrators with his gun in Athens on Sunday, Dec. 7, 2008.