>>steve: casey, that's one of the reasons, given the winds coming, it's great that they got it under control at 11:00 last night. before you go, because we're going to talk to dr. marc siegel about the medical implications of this ammonia. what was the plant manufacturing? was it anhydrous ammonia or something else? was it ammonium nitrate, that is very volatile when combined. >> we don't know if they're manufacturing this anhydrous ammonia or if it is a chemical being used for other items they may have been making there, if that's something they add to the fertilizer. it's hard to say at this point. there isn't a whole lot of information really out there. we've been googling and trying to get information as far as what exactly happened at this plant, who they supplied, how many people worked there, as you were asking earlier. was this an