in bp? >> i'm confident that in 24-hour increments we can leave the well shut in. we need our scientists to review all of the monitoring information each 24-hour period and we'll make a determination. >> what are those bubbles that are coming up near this well? have you concluded what they are? because they were causing some concern. >> well, the scientists are looking at that there are some bubbles at the base. there are some bubbles around the new blowout preventer, the new cap. all of that is being looked at right now. i just got off the phone with our scientists. they feel like they're getting information so they can analyze it and they're not worried at this point in time but should they become worried we will obviously move quickly to direct bp to take action. what we don't want wolf and what is very important for people to understand are uncontrolled leaks across the gulf. that there would be some, because of the downward pressure that you might have oil leaking out or might have oil leaking out of the new cap, obviously if that's happening and at a