U.S. judge rules against tribes seeking to stop Dakota pipeline

    Judge James Boasberg of the U.S. District Court for the District of Columbia rejected the tribes' request for an injunction to withdraw permission issued by the Army Corps for the last link of the oil pipeline under Lake Oahe in North Dakota.Energy Transfer Partners LPis building the $3.8 billion pipeline to move crude from the Northern Plains to the Midwest and then on to the Gulf of Mexico.