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Mounted Cossacks patrol an area near Russian-Ukrainian border near the southern city of Rostov-on-Don, on March 19, 2014.
Mounted Cossacks patrol an area near Russian-Ukrainian border near the southern city of Rostov-on-Don, on March 19, 2014.

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Could Putin 'walk back' Crimea crisis?

CNN's Christiane Amanpour discusses the deteriorating political situation in Crimea.

Could Putin 'walk back' Crimea crisis?

CNN's Christiane Amanpour discusses the deteriorating political situation in Crimea.