. >> the only real datapoint we have from the plane at 1:21 in the morning is a blinking signal, which essentially was like a ping, telling a satellite i'm here, i'm here, i'm here. it was only one ping an hour. it did not transmit information about location, speed, none of that. it was literally as if you had xm sirius radio in the car and never added the subscription. it is there and satellite is saying are you interested? and you don't respond. now, the malaysian authorities and now u.s. authorities have looked at this data on the map which suggests according to radar that the plane did take that turn as you suggested, that sharp left bank. and headed out over the straight of malacca and up towards the sea and perhaps the indian ocean and bay of bengal, outside of india. the reason they are looking at that and that now has expanded the search zone because obviously somebody had to do that deliberately. because the military radar picked that up and that was the last known point, that expands the search zone rather dramatically. originally they were looking on the east coast of malays