them for some reason, the air traffic controller might say i don't see you, can you recycle your transponder, i don't see you. there are other tracking technologies, this adsb system, i believe this plane had that but the ground stations aren't everywhere yet. >> that's my understanding, katie, from talking to a pilot last week, someone who has actually flown this aircraft. the point he made was he called it a data link system and that that system is constantly sending different kinds of information. but it appears from what we know now in the investigation, we do have some information that the malaysian military has now gathered some data. in terms of the investigation, my assumption is they're taking sort of all of these various data points, even when eththey t contact with the plane to try to reconstruct what actually happened. >> exactly. the focus now, notwithstanding