of the fire -- >> is there insulation? >> yes. >> how do you guys put out a fire? >> well, the first thing you do, inert the atmosphere and bring the oxygen down below 10%. and then rescue teams would come in if we were comfortable that there was not -- the reason you do that is to displace or take away the possibility of an explosion. we have to take away the possibility of a second explosion first. and to do that, we need to get the oxygen concentration below 10%. >> as they were doing, why hasn't that happened? and second, the bore hole over the other shelter was yesterday feet -- >> that's the latest from the mine rescue operation going on in west virginia. basically the big breaking news in all of this is that the rescuers who tried to go back
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