head tell you is the most likely sequence of events here? >> well, we don't have a lot of facts number one, piers. that's one of the big problems in all of this. and frankly, the best primary factual information we have right now comes from this inmarsat data which we've been talking about. and the inmarsat data, the inmarsat satellite is not a satellite-tracking device. they have done a clever bit of work to try to make it do this job using the time it takes from the aim to tthe airplane and sa back and figure out timing as well as doppler shift to plot speed and direction. it's pretty clever engineering. if you look at that track, what you see initially would totally buttress the idea there was some sort of rapid decompression, a quick turn back and a descent t 12,000 feet. based on other information, military radar from malaysia. up to that point i don't see