>> yeah. >> it's also painstaking and extremely time consuming. china is demanding that malaysia turn all over the satellite data that was used to term that everybody on flight 370 are gone. the dat is being used to narrow the search area in the southern indian ocean but what does it tell us about the fate and what may have happened. our jim clancy is tracking it throughout. he joins us live from kuala lumpur. jim, i understand there say new investigation by malaysian authorities, is that correct? >> reporter: right. this has got basically three investigations going on right now. the one that andrew is talking about, the search for the plane, using data, using oceanographers, and everyone else, the visual searches. that is an all-important one. then we've got the search for motives. we've got the search for