accident and i would on eye feel great grief and sorrow, actually, because of the people who have lost their lives and we clearly have tremendous sympathy for the families and friends they left behind and it's too early to speculate on the course of the accident. what is clear is the ultimate failsafe mechanism in a drilling operation, there are many checks before you get to activating the blow out preventer. that is the ultimate failsafe mechanism and for whatever reason and we don't understand that yet, but we clearly will as a consequence of both our investigation and federal investigation, it failed outright. the big efforts are around the skimming and the disbursement and we are doing everything we can to contain it in the offshore. we have also been very proactive in ensuring that more than a million feet of boom is on