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Crates, trash, but nothing from an aircraft. >> can you talk to me a little bit more about the methodology? is it a grid system or are you taking particular areas, we are going to go out this far in this direction this day or this direction this time? talk to me a little bit more about the methodology? >> it does start out as a sort of general grid system. we are actually now up to 25 countries who are contributing. it started out nine and ten and then moved up. even though you have a grid system. there is quite a bit of flexibility. so, for example, the p-8 yesterday, they had another couple ...

Back with our panel, barbara starr i want to start with you. you are getting information about the human hand perhaps being involved in this disappearance, which seems to corroborate with what the "wall street journal" is now reporting. >> reporter: right, anderson. i've spoken just very recently ) pá is going on is in the last 48 hours since they've gotten t all this technical data analyzed, the radar return, the blips off the aim, the satellite data. the u.s. intelligence community, u.s. national security community, faa, ntsb putting it all together, analyzing the technical data. as they ha...

Turned off, there are two on board as has been discussed as length, with different aircraft types, they operate independently. you only operate one at a time and the other one would have to be switched on. so as a pilot you would not know if your transponder fail until your air traffic controller reported that to you and then you would swap to the other transponder. over vast oceans like in the south pacific, there is plenty of space where there is no radar return for air craft so the loss of the signal isn't too odd. >> there cabin pressure may have dropped and there could have

Presumably? >> i would think so, jake. they are going to be searching for every little radar that they can find because they need a heading on that plane and an altitude. so you draw that arc and you look at countries like pakistan and you get into your superman novels and see the plane landing somewhere and repurposing it for some deed down the road. that's not beyond the realm of realism. i mean, that could happen. why else would you do that? why would you take a plane off your normal route, shut off your transponders so that every other radar return looks about the same to a radar intercept...

In a haystack. that's why it might have been delayed. i'm just guessing of course. but it's the first clue we've had so it gives us a place to focus. >> you agree also if the malaysian air force, which is a pretty good air force, the radar detection when it said it made a u-turn, that could be a simple mistake, inaccurate. >> it could be. you have to have positive identification of what that track is, who that is. if they just saw a radar return in the general vicinity make a left-hand turn, they don't know who that was. >> what does it say to you, tom? if the transponder goes count at that ar...