FILE - A Friday, Feb. 7, 2014 photo from files showing Russian President Vladimir Putin, right, shaking hands with Ukrainian President Viktor Yanukovych at the Olympic reception hosted by the Russian President in Sochi, Russia. Russia questioned the legitimacy of the new Ukrainian authorities on Monday, Feb. 24, 2014, with its prime minister saying it sees the turmoil in Ukraine as a threat to both Russian citizens and Russian interests in Ukraine. (AP Photo/RIA-Novosti, Alexei Nikolsky, Presidential Press Service, Pool, File)