been how long since the abachi earthquake? ten years. so it's probably really broken up. but it would be in this debris circle. but in the middle of the junk is here. where everything spins around and nothing ever leaves, this here, we're on this northward or northeast ward track of that part of the gyre, wolf. >> chad, thanks very much. up next, a closer look at the two large objects. another one 79 feet long floating miles apart in the indian ocean. so how do analysts reach their conclusions? also, we're exploring why the jet may have flown for so long. potentially there's one theory out there without anyone sounding an alarm. the chilling so-called zombie plane theory. that and a lot more coming up.