That would be a gift for China, as would the moral kudos that would flow from defusing regional tension.

BBC: North Korea: A test for the Obama doctrine

"The surfaces flow in a way that gives the car not only tension but speed, " he sort of explains.

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At present, 80% of Russian gas exports to the EU flow through pipelines across Ukrainian soil, a source of ongoing tension.

BBC: Nord Stream gas pipeline opened by Merkel and Medvedev