A demonstrator holds up a poster with a picture of Russia’s President Vladimir Putin during a protest against Russia’s new anti-gay propaganda law, outside Downing Street in central London August 10, 2013. Hundreds of people protested in London on Saturday against the Russian anti-gay propaganda law that has attracted international condemnation as the world athletics championships kick off in Moscow. REUTERS/Luke MacGregor (BRITAIN – Tags: POLITICS SOCIETY CIVIL UNREST TPX IMAGES OF THE DAY)