Pro Russian supporters stand with a Russian flag in Donetsk, eastern Ukraine, Tuesday, April 22, 2014. U.S. Vice President Joe Biden warned Russia on Tuesday that "it's time to stop talking and start ... more 
Pro Russian supporters stand with a Russian flag in Donetsk, eastern Ukraine, Tuesday, April 22, 2014. U.S. Vice President Joe Biden warned Russia on Tuesday that "it's time to stop talking and start acting" to reduce tension in Ukraine. Biden called on Moscow to encourage pro-Russia separatists in eastern Ukraine to vacate government buildings and checkpoints, accept amnesty and "address their grievances politically." Soviet Union founder Vladimir Lenin's statue is in the background. (AP Photo/Sergei Grits) less 
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Associated Press | Photo By Sergei Grits
Tue, Apr 22, 2014 8:39 AM EDT