Detailed text transcripts for TV channel - MSNBC - 20100620:14:39:00
5,000. a delicate process, 60 to 90 feet at a time before stopping to recalculate. >> we're all working in the gulf of mexico and this all depends -- our livelihood depends on stopping this leak. i've been working in the gulf for 29 years and i've never experienced anything such as this. >> reporter: on deck, workers assemble a steel casing more than 2,000 feet high. they will eventually be lowered over the relief well, helping to stop the flow. milissa rehberger, nbc news, new york. >> they begin drilling for the first relief on may 2, the second on may 16. both relief wells are progressing o...