A protester kicks back at riot police a tear gas canister during a student protest to mark two years since the fatal police shooting of a teenage boy that sparked Greece's worst riots in decades, in ... more 
A protester kicks back at riot police a tear gas canister during a student protest to mark two years since the fatal police shooting of a teenage boy that sparked Greece's worst riots in decades, in central Athens on Monday, Dec. 6, 2010. Police closed roads and deployed several thousand officers around the city, amid event to commemorate the death of 15-year-old Alexandros Grigoropoulos. (AP Photo / Alkis Konstantinidis) less 
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Associated Press
Mon, Dec 6, 2010 12:18 PM EST