Members of the Russian Interior Ministry walk, with St. Basil's Cathedral seen in the background, on the presidential elections day in Moscow March 4, 2012. Vladimir Putin sought a convincing victory in Russia's presidential election on Sunday to strengthen his hand in dealing with the biggest protests of his 12-year rule, but faced allegations of widespread fraud. REUTERS/Sergei Karpukhin (RUSSIA - Tags: POLITICS ELECTIONS CITYSCAPE)