they find them, it's possible, just possible, they might have been disabled. >> do you still think this is a deliberate act? you personally have said that you think it's human activity here. >> look, to be frank, you know, one cannot know. i originally suspected that it was a double pilot incapacitation. in other words, there's no one controlling the aircraft, because they passed out, presumably because of my poxy or something similar, but it could equally be a hijacking, or perhaps a suicide. you know, one cannot know, and you know, it is a crystal ball. the more data you get, the more you can refine, you know, rule out certain things and then leave in what it may be. but speculation is essential in order to try to find the aircraft in the first place. >> good point. >> without that, where does one start? >> alastair rosenschein, thank you so much. >> we appreciate it. let's go to jennifer gray now, because she's in for indra petersons. she's been looking at the