So who is ultimately responsible for the worst oil spill in U.S. history? BP, the owner of the oil itself, assigns blame to Halliburton, the company that did the cement work on the doomed Macondo Well. And not unexpectedly, Halliburton points the finger back at BP. As the blame game gets set to go to … Continue reading BP’s Ace in the Hole: Halliburton Destroyed Key Evidence Tied to the Cementing of the Macondo Well