that means at some point within that time period the plane was flying at 12,000 feet. not below radar but extremely low for a large plane. joining me now is martin savidge and the pilot. welcome back, gentlemen. >> reporter: good morning, carol. >> let's talk about that drop of 12,000 feet, martin. take it away. you're great with this. >> reporter: right. well, all i will say we'll show you two jones. basically the very same thing. i want seems this latest information is being interpreted in two different camps in two different ways. the first one is it would support some kind of emergency in the cabin, the turn and descent. less demonstrate how that would work. i would tell mitchell here's what happened you had a massive explosive decompression inside the airplane. bulk head has given away,