The search area they're looking at, at the moment, wolf, if the plane isn't found then they really don't know where to look. that's part of the significance of today's pe ten shaotential d. reinforces the plane did go down in that ocean. if it is true. >> if it is true. increasingly, based on the initial information, it very possibly could be true. miles, tell our viewers what a flaperon is. >> a flaperon has two functions allows the plane to bank. it also is used when the plane is slowing down for landing. it deploys out and changes the aerodie na die nadie name -- ae surface so the plane can...