Despite calls from Russian President Vladimir Putin to postpone, leaders of the Donetsk People's Republic in eastern Ukraine say they will press ahead with a referendum Sunday to decide the region's future. Recent opinion polls indicate that the majority of people in the region wish to stay in Ukraine, but with more regional autonomy. But in a current climate of fear and intimidation, there are doubts about whether the vote can be legitimate. Patrick Wells reports from Donetsk, Ukraine.
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