U.S. President George W. Bush shares a laugh with Russian President Vladimir Putin as the two answer questions at the Crawford High School in Crawford, Texas, in this November 15, 2001 file photo. To ... more 
U.S. President George W. Bush shares a laugh with Russian President Vladimir Putin as the two answer questions at the Crawford High School in Crawford, Texas, in this November 15, 2001 file photo. To match Special Report UKRAINE-PUTIN/DIPLOMACY REUTERS/Win McNamee/Files (UNITED STATES - Tags: POLITICS) less 
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Reuters | Photo By WIN MCNAMEE / Reuters
Fri, Apr 18, 2014 2:55 PM EDT