A barricade is set up in front of the seized office of the SBU state security service in Luhansk, in eastern Ukraine April 10, 2014. Pro-Russian separatists reinforced barricades around the state ... more 
A barricade is set up in front of the seized office of the SBU state security service in Luhansk, in eastern Ukraine April 10, 2014. Pro-Russian separatists reinforced barricades around the state security building in the eastern Ukrainian city of Luhansk on Wednesday and called on President Vladimir Putin for help after the government warned it could use force to restore order. REUTERS/Shamil Zhumatov (UKRAINE - Tags: POLITICS CIVIL UNREST) less 
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Reuters | Photo By SHAMIL ZHUMATOV / REUTERS
Thu, Apr 10, 2014 9:00 AM EDT