Deepwater Horizon oil spill and Halliburton placed all blame on BP. On 9 November 2010, a report by the Oil Spill Commission said that there had been "a rush to completion" on the well and criticised poor management decisions. "There was not a culture of safety on that rig," the co-chair said. The National Commission on the BP Deepwater Horizon Oil Spill and Offshore Drilling released a final report on 5 January 2011. The panel found that BP, Halliburton, and Transocean had attempted to work more cheaply and thus helped to trigger the explosion and ensuing leakage. The report stated that "whether purposeful or
Reactions to the Deepwater Horizon oil spill of one of the country's leading companies", to President Obama (text of letter) that expressed a concern over "double standards" compared to the sub-prime based banking crisis of 2007–2010 and over "prejudicial and personal" comments in the media. Initially BP downplayed the incident; CEO Tony Hayward called the amount of oil and dispersant "relatively tiny" in comparison with the "very big ocean." Hayward also initially stated that the environmental effect of the Gulf spill would likely be "very very modest." Later, he said that the spill was a disruption to Gulf Coast residents and himself adding, "You know, I'd like