CNN The Situation Room March 24, 2014 21:44:00
This heat masses where it's red, the plane is probably in that location. where it's green, it's a medium chance. >> reporter: but managing the ocean surf zones have obstacles. why is it that aircraft can look at so many areas and then the ship can't find them? >> the item could have sunk, it could have been blown off on a different course or is someplace else and the ship may never find it again. >> reporter: a drift analysis map can help find the rest of the plane. data marker buoys on those maps helped find the wreckage of flight 447. >> they were reporting themselves as they drifted in the ...