Large scale Russian offensive possible in January, Ukraine says - Reuters

* Large scale Russian offensive possible in January, Ukraine says  Reuters * Tensions are rising on Ukraine's border with Russia. Here's what you need to know  CNN * Kremlin claims Ukraine may try to win back rebel-controlled regions by force  Yahoo News * Russian troops mass on Ukraine's border. West worries this isn't like the last time.  NBC News * US warns Russia as Kremlin talks about war threat  GazetteNET
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