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Dozens of anti-war demonstrators, marching through Athens as EU leaders met, broke away from the main protest

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Some protesters began throwing petrol bombs and other missiles at police

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Police suddenly found petrol bombs in their midst

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Masked protesters tried to surge through police lines...

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... as officers in riot gear struggled to contain them

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Banks and shop fronts were among the rioters' targets

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Most protesters demonstrated peacefully...

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... whether marching on two legs or four