let's talk about estimates. we first thought 1,000 or 5,000. frankly whether it's one, five, 10 or 15, or mobilization of resources is far beyond that. we're prepared for a catastrophic event. we have not been contained in our tactics by flow estimates. i urge us all to remember we're operating in environment where there's no human access. the only parameters we have are two-dimensional video presentation and any remote sensing we can do down there. while all that goes on, ultimately we're going to have to know the extent of the spill for natural resource and things. as far as the current response we're on top of everything on the surface and doing a great deal to break it up offshore so it won't have impact here. as far as how we're conducting the response, that can run its course. we're attacking it as if it were a much larger spill. >> would it surprise if it was more? >> i'm not sure. one of the challenging thing about this entire response, and