>> all right. understood. and i did want to get to this question, though, about the operation of the fisas. and, again, you may not answer this and that's fine. but it seems to me, if we go beyond the bias question. to intentional versus grossly negligent. it seems to me that the kind of misconduct that has been presented by you and reviewed by our chairman and many others here today is mind numbing to consider that it could be just accidental. can you reach a conclusion like that? >> i'd be skeptical. but i understand why people would be skeptical of that. there is such a range of conduct here that is inexplicable. and the answers we got were not satisfactory. that we're left trying to understand how could all these errors have occurred over a nine-month period or so? among three teams, handpicked.