Russia-Ukraine row over Crimea escalates as Moscow cuts coal to Kiev | Reuters
▻http://www.reuters.com/article/2015/11/27/us-ukraine-crisis-coal-idUSKBN0TG0QH20151127
Russian Energy Minister Alexander Novak said on Tuesday that Russia might cut coal supplies to punish Ukraine for what he said was its deliberate refusal to help rebuild power lines to Crimea, which were blown up by unknown saboteurs.
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Minor repair work has been carried out on the sabotaged pylons and power lines in southern Ukraine which supply Crimea, but none of the four pylons which were destroyed are operational.