Article updated: 3/2/2013 4:12 PM

Rig owner cites BP’s low flow estimates

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A motorist refuels Thursday at a BP gas station, operated by BP Plc, in Upminster, U.K. BP Plc's push to maximize profits and cut costs at the Macondo well was a "root cause" of the explosion that led to the 2010 Gulf of Mexico oil spill, a safety expert who studied the disaster said.

Bloomberg News

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Transocean’s filing says federal officials attempted a method of stopping the flow that was destined to fail because oil was spewing at a greater rate than BP was publicly acknowledging.