airplane. that all is at least in keeping with the facts as we know them. tom foreman has been mapping out >> peter goelz formerly of the this 27,000-square-mile search national transportation safety board, when you hear of octobers zone and niece the virtual room. this large, 79 feet by 72 feet, tom, where are they looking? >> hey, jake. 46 x 62 feet, 43 x 59 feet, that the trend line of this search is going in exactly the wrong is obviously consistent with direction. what you would expect to find at let me bring in the map and the site of a plane crash. explain what i'm talking about. >> well, it could be. we know where the plane took off, know where it was heding the key thing is to get the eyes on the ground there as quickly and we know that it vanished without a trace. as possible. but that's about all we know and one other point. it's one thing -- this is it has become very, very confused as each period of hours another strike against a has passed since that time. military run accident partially because of this, investigation. it's one thing to have the because there have been many military asking the chinese reports of people saying i saw something or i heard something intelligence whether they have, or maybe i saw something and you know, any assets that they can add to it. that has led the authorities to it's quite another thing if you start looking in many far-flung have a civil aviation places. investigation in which you have the result -- look at what has a group activity asking for happened to the search arias. assistance. they started off in one general the governments are much more likely to respond positively. location. now it has spread across land to >> so right now, i want to ask a other bodies of water and question about these floating there's no sign of when it's