Russian President Vladimir Putin speaks in front of a Russian National flag as he attends a concert in Sevastopol, Crimea, Wednesday, March 14, 2018. (AP Photo/Alexander Zemlianichenko)
Russian President Vladimir Putin gestures while speaking at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (AP Photo/Alexander Zemlianichenko, pool)
Russian President Vladimir Putin gestures while speaking at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (AP Photo/Alexander Zemlianichenko, pool)
Russian President Vladimir Putin arrives to attend a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (AP Photo/Alexander Zemlianichenko, pool)
Russian President Vladimir Putin speaks at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (AP Photo/Alexander Zemlianichenko, pool)
Russian President Vladimir Putin speaks at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (AP Photo/Alexander Zemlianichenko, pool)
Russian President Vladimir Putin gestures while speaking at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (Alexei Druzhinin, Sputnik, Kremlin Pool Photo via AP)
Russian President Vladimir Putin speaks at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (Alexei Druzhinin, Sputnik, Kremlin Pool Photo via AP)
Russian President Vladimir Putin gestures while speaking at a youth forum "Russia, Land of Opportunity" in Moscow, Russia, Thursday, March 15, 2018. (Alexei Nikolsky, Sputnik, Kremlin Pool Photo via AP)