A Ukrainian soldier holds a weapon as he stands on an armoured personnel carrier at a check point near Slaviansk, in eastern Ukraine April 27, 2014. The de facto mayor of the Ukrainian city of ... more 
A Ukrainian soldier holds a weapon as he stands on an armoured personnel carrier at a check point near Slaviansk, in eastern Ukraine April 27, 2014. The de facto mayor of the Ukrainian city of Slaviansk said on Sunday mediators from the Organisation for Security and Cooperation in Europe who are seeking the release of a group of detained observers had arrived in the city. REUTERS/Marko Djurica (UKRAINE - Tags: POLITICS CIVIL UNREST MILITARY) less 
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Reuters | Photo By MARKO DJURICA / REUTERS
Sun, Apr 27, 2014 9:56 AM EDT