The security of Europe's energy supplies is looking shakier by the day. Just 24 hours after Ukraine reduced the flow of natural gas across its territory into Europe, blaming interference by Russian troops, Gazprom suspended supplies through the Yamal-Europe pipeline running across Poland, and stopped sending gas to a distributor in Germany. While the volumes affected are small, in total accounting for just a few percent of Europe's overall gas consumption, each knock to supplies underscores the region's vulnerability — and the urgent need for the European Union to untangle itself from Russia's vast energy reserves. ... (full story)