June 24, 2010 6:34 PM

Effort to kill BP's runaway well enters crucial phase

Unlike the previous public drama, this act will unfold miles below the seabed, as drill technicians begin delicately maneuvering a relief well that they hope will pierce and cap the gushing oil well. At stake is whether the Gulf of Mexico gusher ends in mid-August or persists, perhaps for months.

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