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The Boston Globe

Business

Claims against BP contractors dismissed at trial

NEW ORLEANS — A federal judge conducting a trial to assign fault for the nation’s worst offshore oil spill dismissed claims against a BP contractor and the company that made a key safety device on the drilling rig that exploded in the Gulf of Mexico, triggering the disaster.

After plaintiffs’ attorneys rested their case on Wednesday, US District Judge Carl Barbier ruled there was no evidence that BP’s drilling fluids contractor, M-I LLC, made any decision that led to the blowout of BP’s Macondo well. He dismissed all claims against M-I.

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