U.S. Chemical Safety Board

NEW ORLEANS (AP) — The company at the center of the Gulf oil spill wants access to a key piece of evidence in the federal investigation so it can do additional testing it says a government contractor has refused to do.

NEW ORLEANS (AP) — A federal board allowed to monitor the testing of a key piece of Gulf oil spill evidence — the blowout preventer — is demanding that the analysis stop until representatives of the companies that made and maintained the device are removed from the process.