BP, firms missed key errors before spill

The interim report by the National Academy of Engineering and the National Research Council blames the massive spill on workers' decisions to move ahead with temporary abandonment of BP's doomed Macondo well despite warning signs from a key test of well integrity.
"The various failures mentioned in this report indicate the lack of a suitable approach for anticipating and managing the inherent risks, uncertainties ... associated with deepwater drilling," the report said.
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Source: Reuters