in the water before making this analysis? you heard from inmarsat, they can't say it's perfect. >> well, that's a central question that i can't answer. why the decision was made today to make this public announcement indicates to me that someone has a lot of confidence in the method. i would be very interesting in understanding how inmarsat came to their conclusion in being open and as we can get the scientific community peer reviewed. >> the plane went up to 45,000, down to 23, up to 30,000 and then down to 12,000. you can't do that on autopilot. someone is going to be either under force or willingly has to do that. what are you hearing on the altitude shifts? >> well, the thing that the americans thought is we are kind of skeptical at this. we're relying on malaysian