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Photo by: Sergei Grits

An elderly protestor prepares to throw a stone, during clashes with police, in central Kiev, Ukraine, Monday, Jan. 20, 2014. Protesters erected barricades from charred vehicles and other materials in central Kiev as the sound of stun grenades were heard in the freezing air as police tried to quell anti-government street protests. (AP Photo/Sergei Grits)

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