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Pro-Russian supporters demonstrate in front of Ukrainian policemen guarding the entrance of a state city building in Mariupol on May 7, 2014.
Pro-Russian supporters demonstrate in front of Ukrainian policemen guarding the entrance of a state city building in Mariupol on May 7, 2014.

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    White House skeptical of Putin's reversal

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White House skeptical of Putin's reversal

Vladimir Putin claimed Russia has withdrawn its troops from the Ukrainian border. CNN's Jim Sciutto reports.

White House skeptical of Putin's reversal

Vladimir Putin claimed Russia has withdrawn its troops from the Ukrainian border. CNN's Jim Sciutto reports.