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...McNutt, the head of a government-appointed experts’ group....
...On Thursday, Marcia McNutt, the head of a government-appointed experts group, said BP’s well may have been gushing at up to 40,000 barrels a day before this month’s operation to cut the damaged riser pipe...
...The scientists, led by Marcia McNutt from the US Geological Survey, measured the volume of oil on the surface and the rate of escape from the broken pipe on the sea bed to calculate their estimate of 12,000...
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