would there be conditions where the pilot, in light of such an event, would speed the plane up to get to a safe airport? is that anything of a clue? >> it does fit with the scenario where speed and altitude was preprogrammed in for some reason. in the midst of an emergency, deselect a speed and an altitude and maybe it was close to the red line, the maximum speed of the aircraft, which you'd want to do if you were trying to return to an airport quickly. it fits in with some sort of mechanical failure. the question is, were those two additional turns that we saw based on this inmarsat data, are those real or not? i'm not so sure anymore. there's been so many questions reopened. maybe the case for something that was either a bomb causing a decompression or mechanical failure, maybe that case is stronger today. >> peter? >> it could be. it still doesn't explain why you