BP Witness May Help Halliburton Avoid Blame in Gulf Spill Trial

BP Witness May Help Halliburton Avoid Blame in Gulf Spill Trial

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The blowout and explosion aboard the rig, the Deepwater Horizon, killed 11 workers and spilled more than 4 million barrels of oil into the Gulf of Mexico. The accident sparked hundreds of lawsuits against London-based BP, Houston-based Halliburton and Vernier, Switzerland-based Transocean.