The news, however, suggests that Britain's Energy and Climate Change Committee will question Hayward about BP's ability to respond to an oil spill or other incident in the North Sea, as part of a government inquiry into the safety of deep water drilling in Britain.

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While it was being towed, the Kulluk was accompanied by a Coast Guard cutter and two oil-spill response ships, the incident response team said.

CNN: Alaska drilling rig towed to harbor off Kodiak Island

According to the NTSB, the incident was the largest oil spill in the Midwestern United States.

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We are joined this morning by -- with Thad Allen, our national incident commander dealing with the oil spill in the Gulf of Mexico.

WHITEHOUSE: Daily Press Briefing

That incident led to the largest-ever oil spill in U.S. waters and the loss of 11 lives.

FORBES: Agroterrorism: Managing Risk In The Food Supply Chain