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Pro-Russian activists rally in front of a Ukrainian anti-aircraft unit in the western Crimean city of Yevpatoria taken over partially by Russian troops on March 5, 2014.
Pro-Russian activists rally in front of a Ukrainian anti-aircraft unit in the western Crimean city of Yevpatoria taken over partially by Russian troops on March 5, 2014.

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    Ukraine: U.N. envoy taken, released

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Ukraine: U.N. envoy taken, released

A U.N. envoy to Ukraine was taken and released later by armed men in Crimea. CNN's Anna Coren reports.

Ukraine: U.N. envoy taken, released

A U.N. envoy to Ukraine was taken and released later by armed men in Crimea. CNN's Anna Coren reports.