below the surface. >> i can't imagine the effort on that. give us the latest on the diameter on this slick. what are we talking about here? is it 80 miles long? 40 miles wide and growing? i think that's the latest that i heard. >> right. that's correct. we're still at those parameters with respect to the size of the spill. >> okay, commander schulz, good luck with that. when will you know? how soon will you know whether or not the burn has been successful? >> we're hopeful that the burn will take place some time this morning, later this morning and shortly thereafter we should know. >> commander schulz, appreciate it. thank you and good luck with this effort. in addition to the burn, crews have been using robot subs like they did with the exxon valdes oil spill trying to prevent a so-called blowout preventer. ideally that would seal off the well ask that would take 24 to 36 hours and another option is putting an alternative rig about