Detailed text transcripts for TV channel - MSNBC - 20100408:15:07:00
Was, they have a cutoff point once it gets above 5%, that's just too dangerous. it got to 5.4%. after a couple of hours of making real headway, they had to turn around and head back out. now they have to start this proz all over again of venting these explosive gases, monitoring and deciding it's safe enough to go back in. this is all focused on one rescue chamber, the sort of last chance for these four missing miners if they got there. there's a possibility they could have survived, but authorities holding out very little hope at this point. they say at this point they're still going ahead wi...