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Russia's President Vladimir Putin (2nd R) visits a refinery of Russian oil giant Rosneft in the Black Sea port of Tuapse in southern Russia, on October 11, 2013. AFP PHOTO/ RIA-NOVOSTI/ POOL/ ALEXEI NIKOLSKY (Photo credit should read ALEXEI NIKOLSKY/AFP via Getty Images)

Russia's President Vladimir Putin (2nd R) visits a refinery of Russian oil giant Rosneft  in the Black Sea port of Tuapse in southern Russia, on October 11, 2013.  AFP PHOTO/ RIA-NOVOSTI/ POOL/ ALEXEI NIKOLSKY        (Photo credit should read ALEXEI NIKOLSKY/AFP via Getty Images)