them where you spotted the debris? >> doesn't matter. where it should be where it was last time, in the vicinity. then you can work out -- that will help them immeasurably. you can have all the models you like. i know your experts are going to discuss this. you can have all the models you like, but ultimately you need to know the real data of what is actually moving. and that's how they do it. >> miles o'brien, another question from social media says, is there a possibility of any airplane being completely intact at the bottom of the ocean, hence the reason for no floating debris? >> i'd say that possibility is remote at best. you know, i suppose that this person is probably thinking of sully's landing on the hudson river. you know, you could ditch the aircraft and if that were the case, it could remain intact for some period of time. it doesn't sound, in this scenario, like that is a likely outcome. >> alastair, this one is for you. this is from patricia. why no debris washing up on any