see more

MOSCOW, RUSSIA- SEPTEMBER 18: (RUSSIA OUT) Russian Preisdent Vladimir Putin holds a ballot paper as he votes at a polling station on September 18, 2016 in Moscow, Russia. Legislative parliamentary elections take place across Russia today. (Photo by Mikhail Svetlov/Getty Images)

MOSCOW, RUSSIA- SEPTEMBER 18: (RUSSIA OUT) Russian Preisdent Vladimir Putin holds a ballot paper as he votes at a polling station on September 18, 2016 in Moscow, Russia. Legislative parliamentary elections take place across Russia today. (Photo by Mikhail Svetlov/Getty Images)

see more

MOSCOW, RUSSIA- SEPTEMBER 18: (RUSSIA OUT) Russian Preisdent Vladimir Putin votes at a polling station on September 18, 2016 in Moscow, Russia. Legislative parliamentary elections take place across Russia today. (Photo by Mikhail Svetlov/Getty Images)

MOSCOW, RUSSIA- SEPTEMBER 18: (RUSSIA OUT) Russian Preisdent Vladimir Putin votes at a polling station on September 18, 2016 in Moscow, Russia. Legislative parliamentary elections take place across Russia today. (Photo by Mikhail Svetlov/Getty Images)

see more

SOCHI, RUSSIA - MARCH 13: Russian President Vladimir Putin holds a glass of champagne during a lunch hosted by the office of the Russian President Vladimir Putin for the Presidents of the International Paralympic Committee member organisations during the 2014 Sochi Paralympic Games on March 13, 2014 in Sochi, Russia. (Photo by Harry Engels/Getty Images)

SOCHI, RUSSIA - MARCH 13: Russian President Vladimir Putin holds a glass of champagne during a lunch hosted by the office of the Russian President Vladimir Putin for the Presidents of the International Paralympic Committee member organisations during the 2014 Sochi Paralympic Games on March 13, 2014 in Sochi, Russia.  (Photo by Harry Engels/Getty Images)

see more

PARIS, FRANCE - OCTOBER 2: Russian President Vladimir Putin leaves the Elysee Palace on October 2, 2015 in Paris, France. Leaders of France, Germany, Russia and Ukraine has gathered in Paris for the Normandy Format Summit. (Photo by Sasha Mordovets/Getty Images)

PARIS, FRANCE - OCTOBER 2:  Russian President Vladimir Putin leaves the Elysee Palace on October 2, 2015 in Paris, France. Leaders of France, Germany, Russia and Ukraine has gathered in Paris for the Normandy Format Summit. (Photo by Sasha Mordovets/Getty Images)

see more

SOCHI, RUSSIA - MARCH 15: Russian President Vladimir Putin is seen on day eight of the Sochi 2014 Paralympic Winter Games at Laura Cross-country Ski & Biathlon Center on March 15, 2014 in Sochi, Russia. (Photo by Mark Kolbe/Getty Images)

SOCHI, RUSSIA - MARCH 15:  Russian President Vladimir Putin is seen on day eight of the Sochi 2014 Paralympic Winter Games at Laura Cross-country Ski & Biathlon Center on March 15, 2014 in Sochi, Russia.  (Photo by Mark Kolbe/Getty Images)