Russia's President Vladimir Putin speaks at a session of the board of Russian security service, the FSB, in Moscow on April 7, 2014.Ukraine faced today a fresh secessionist crisis when pro-Russians occupying the Donetsk government seat proclaimed independence from Kiev and vowed to hold a referendum on joining Kremlin rule.Several Ukraine's eastern regions now want to stage referendums on joining Kremlin rule when Ukraine holds snap presidential polls on May 25 that feature two frontrunners who both want to tie the vast country's future to Europe and break its historic dependence on Russia.   AFP PHOTO/ RIA-NOVOSTI/ POOL / MIKHAIL KLIMENTYEV        (Photo credit should read MIKHAIL KLIMENTYEV/AFP/Getty Images)