Gulf oil spill: Two weekend operations could boost oil collection - CSMonitor.com

Gulf oil spill: Two weekend operations could boost oil collection - CSMonitor.com: "But even with these efforts, stopping the flow of oil altogether is not expected to happen until mid-August. That’s when the first of two relief wells is expected to intersect with the original drill pipe three miles below the surface of the wellhead. Then, the idea is to pour drilling mud and concrete into the point of intervention, which is supposed to push the oil down and permanently plug the opening."