CNN: A final decision on whether or not to approve the hotly debated Keystone XL oil pipeline isnt imminent, the White House chief of staff said on Sunday, despite a State Department report last week showing the project wouldnt have a major impact on carbon emissions.
That report encouraged supporters of the project, which environmentalists warn could lead to more oil spills. Obama has said that hell only approve the pipeline if it doesnt intensify carbon pollution.
Obamas chief of staff, Denis...