newman, to give usonfidence that with this most recent acquisition, did you double your safety operators? could you coent about that? >> europe concerning -- the combination that took place in november 2007. the combination of those companies in the integration of such a large work force, i think, in hindsight it went extremely well. i think that was due in large part to the strong operating cultures and strong safety culture that both of those organizations had. both organizations prided themselves on the focus of safety, a focus on customer satisfaction, and a focus on quality and performance of our drilling equipment. so i do not think it had an impact on our ability to operate safely -- safy. >> and this committee has to give some focus on emerging on some of these companies and to thextt in which they operate to make sure that they have consistent policies throughout. thank you. >> senator sessions. >> the follow up a bit on the removal of the mud, the wall street journal today says that it is common practice to for wet cement down in the pipe. the wet cement which is heavier than t