we have not heard from in a couple of hours. the last time i heard them was over the loud speaker a couple of hours ago down the hill, shepard. shepard: adam, you have talked about how cold it is there on the surface. what do we know about the temperature down there where the miners are? we re told the temperature down there is pretty constant because you are 2,000 feet down. you are obviously out of the elements. because here in the daytime, shepard, like any desert situation, it s pretty warm. you can walk around in short sleeves, probably 75, 80 degrees. at night it drops considerably. they don t have those temperature variations down below. one reason why years ago before we ever had refrigeration food was stored down under ground. same type of situation. they have been able to keep the temperature constant. so, that s got to be something else that we haven t really thought about now that you bring it up as they come up to the surface the first two or three come up, it s goin