Detailed text transcripts for TV channel - KGO - 20100716:10:36:00
Finish cleaning up the oil. >> reporter: to the white house. >> i think it is a positive sign. we're still in the testing phase. i'll have more to say about it tomorrow. >> reporter: what comes next are those crucial readings, measuring the pressure of the oil pushing up against that cap, engineers hoping for 8,000 to 9,000 psi, pounds per square inch. anything 6,000 psi or lower is trouble. in fact, the coast guard signaling that siphoning the oil is still a real possibility, even if the cap continues to work. it looks like this one, three of these stacked on one another down on the sea. they...