May Day in Moscow's Red Square
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People in helmets dressed as Russian factory workers hold a man wearing a Barack Obama mask in chains as they take part in a Communists demonstration in downtown Moscow, May, 1, 2014.
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Members of Russia's Communist party carry banners and flags during a May Day rally in Moscow, May 1, 2014.
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Thousands of Communists march along Kremlin Towers during May Day demonstration in downtown Moscow, May, 1, 2014.
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Thousands of Communists march during a May Day demonstration in Red Square in downtown Moscow, May 1, 2014.