September 17, 2010 7:43 AM

Long saga of blown-out BP well in Gulf is coming to an end

BP announced this morning that its engineers will soon begin pumping cement into the Deepwater Horizon oil well in the Gulf of Mexico through a relief well and will have completed sealing it by Saturday. That will kill for good a deep-sea well whose explosion 150 days ago killed 11 offshore drilling rig workers and sparked an economic and environmental catastrophe whose size is still being calculated.

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