
Protesters set a car on fire during May 1st demonstrations in Hamburg, Germany, 01 May 2008. Thousands of people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the relatively peaceful demontration radical leftists clashed with the police and lit cars on fire. EPA/KAY NIETFELD

Cars are on fire during May 1st demonstrations in Hamburg, Germany, 01 May 2008. Thousands of people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the relatively peaceful demontration radical leftists clashed with the police and lit cars on fire. EPA/MARCUS BRANDT

A protester is pictured next to a burning car during May 1st demonstrations in Hamburg, Germany, 01 May 2008. Thousands of people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the relatively peaceful demontration radical leftists clashed with the police and lit cars on fire. EPA/MARCUS BRANDT

Policemen clear a burning barricade during May 1st demonstrations in Hamburg, Germany, 1 May 2008. Aproximately 8,000 people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the mostly peaceful demonstration radical leftists clashed with the police and lit cars on fire and errected barricades. EPA/MAURIZIO GAMBARINI

Policemen arrest protesters during May 1st demonstrations in Hamburg, Germany, 01 May 2008. Aproximately 8,000 people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the mostly peaceful demonstration radical leftists clashed with the police and lit cars on fire and errected barricades. EPA/MAURIZIO GAMBARINI

Violent demonstrators build a barricade during May 1st protests in Hamburg, Germany, 1 May 2008. Aproximately 8,000 people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the mostly peaceful demonstration radical leftists clashed with the police and lit cars on fire and errected barricades. EPA/Maurizio Gambarini

Policemen arrest a protester during May 1st demonstrations in Hamburg, Germany, 1 May 2008. Aproximately 8,000 people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the mostly peaceful demonstration radical leftists clashed with the police and lit cars on fire and errected barricades. EPA/Maurizio Gambarini

A fireman puts out a burning police car that was lit on fire by violent protesters during May 1st demonstrations in Hamburg, Germany, 01 May 2008. Thousands of people participated in a protest against a march of the extreme right in Hamburg. On the sidelines of the relatively peaceful demontration radical leftists clashed with the police and lit cars on fire. EPA/KAY NIETFELD
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