A flag, displaying a portrait of Russia's current Prime Minister and presidential candidate Vladimir Putin, flies during a rally to support Putin near the Kremlin in central Moscow March 4, 2012. Vladimir Putin won a resounding victory in Russia's presidential election on Sunday, exit polls showed, securing a new six-year term in the Kremlin and a mandate to deal with opposition protests after a vote that opponents said was marred by fraud. REUTERS/Thomas Peter (RUSSIA - Tags: POLITICS ELECTIONS)