than the last ditch effort. >> peter, i want to know from you, though, i mean, we have to assume that they know a whole lot more than they're releasing publicly. how much do you think they're holding on to and are they doing that because they really don't want to compromise the situation in any way or is it because maybe initially this search did not go as it should have gone, the investigation? >> robert's made a great point about transparency. that's one of the things about the u.s. system and the uk system of investigating accidents. the facts are on the table as they are discovered and confirmed. in this case, there has been a great reluctance on the part of the malaysians to release facts or to let even the group of investigators say, this happened. we don't know, as robert mentioned, whether this plane did use waypoints as navigating