Reuters: After the Keystone XL oil pipeline cleared an important hurdle last week, critics of the project are searching for ways to force more of the delays that have dogged it for more than four years already.
The State Department said Friday that TransCanada Corp's pipeline from the Alberta oil sands to Texas would not add to global greenhouse gas emissions because oil sands crude will make it to market whether or not the project is built.
That interpretation neutralized a major argument that many...