parts surface, they disburse really quickly. it's not surprising to me individual parts would show up miles and even tens, hundreds of miles away from each other rather than grouping together. that's just not the way things float in the ocean. >> so, david, this part, it could tell us definitively the plane wept down in the indian ocean. it could tell you some things about how the plane tore apart, but there are still some things it does not tell you. >> there's a significant gap between what this part tells us and what it doesn't. there are so many questions that will still be out there. at best this just gives us that conclusion that the aircraft did go down in the indian ocean, that there was some break apart. what it does tell you though is that the break apart, the impact into the water we would know a little bit more about whether it was a significant impact, in other words a straight in or if it had some sort of a ditching