by step and the air accident investigators do that. and in fact we do that when we take the case late oern. we literally have to recreate the flight. we do computer simulations, we go through every sound in the cockpit. we put it on top of the flight data recorder so you can have a picture with literally hundreds if not thousands of inputs of data to make it very clear. in the old days they used to say the only thing that would be gone after the accident like this would be evidence of icing. but that s not true any more because the ice protection warning systems on the plane. so even that would be recorded in the black box if there was some sort of icing problem with the pido tubes or the attitude indicator. after the twa flight 800, after that they put together almost 95% of that plane. that was a remarkable feat that told them a lot about what happened. right. i don t think you ll see that in this case. in the case of twa 800, there was just virtually no information on the black