An armed pro-Russian separatist stands guard on a street outside the regional administration building in the east Ukrainian city of Donetsk May 29, 2014. Pro-Russian separatists shot down a Ukrainian ... more 
An armed pro-Russian separatist stands guard on a street outside the regional administration building in the east Ukrainian city of Donetsk May 29, 2014. Pro-Russian separatists shot down a Ukrainian army helicopter on Thursday, killing 14 soldiers including a general, as government forces pressed ahead with an offensive to crush rebellions in the east swiftly following the election of a new president. REUTERS/Maxim Zmeyev (UKRAINE - Tags: POLITICS CIVIL UNREST) less 
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Reuters | Photo By MAXIM ZMEYEV / REUTERS
Thu, May 29, 2014 1:04 PM EDT