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Pro-Russia rebels walk in Debaltseve, eastern Ukraine on Thursday, Feb. 19, 2015. After weeks of relentless fighting, the embattled Ukrainian rail hub of Debaltseve fell Wednesday to Russia-backed separatists, who hoisted a flag in triumph over the town. The Ukrainian president confirmed that he had ordered troops to pull out and the rebels reported taking hundreds of soldiers captive. (AP Photo/ Peter Leonard)
Pro-Russia rebels walk in Debaltseve, eastern Ukraine on Thursday, Feb. 19, 2015. After weeks of relentless fighting, the embattled Ukrainian rail hub of Debaltseve fell Wednesday to Russia-backed separatists, who hoisted a flag in triumph over the town. The Ukrainian president confirmed that he had ordered troops to pull out and the rebels reported taking hundreds of soldiers captive. (AP Photo/ Peter Leonard)

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    Fall of Debaltseve sends shockwaves through region

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Fall of Debaltseve sends shockwaves through region

The separatists' takeover of Debaltseve is making waves throughout the region and inside the troubled town. CNN's Nick Paton Walsh.

Fall of Debaltseve sends shockwaves through region

The separatists' takeover of Debaltseve is making waves throughout the region and inside the troubled town. CNN's Nick Paton Walsh.