Bloomberg: Amid the chaos in Ukraine and the debate over how to respond, if you listen closely you can hear the din of another, seemingly unrelated debate: the one over the Keystone XL pipeline. Such conservatives as Sarah Palin are increasingly using Russias incursion into Crimea as a way to bludgeon President Obama for his failure to approve the pipeline that, if built, would bring 830,000 barrels a day of heavy crude from Western Canada into the U.S.
Their logic goes something like this: If Keystone...