News roundup: Justices won’t hear appeal from BP, Anadarko over Gulf spill … High court strikes down power plant regulations … Supreme Court will rehear Texas affirmative action case involving LSU grad

    Off the agenda: The Supreme Court won't hear appeals from BP and Anadarko Petroleum Corp. over Clean Water Act fines for the 2010 Gulf of Mexico oil spill. The justices this morning let stand a lower …


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