controllers came before or after the plane's data reporting system was shut down. the malaysian officials changing the timeline there. the focus of the search is now in the waters off australia. that is just one of the places they're looking. there is news that the united states has stopped searching by water. now u.s. assets are primarily from the air. these are live pictures from kuala lumpur, where authorities plan to update the media in just moments. these briefings have been key. this is where we find out what has been new over the course of the day in the investigation over there. we will bring that to you the minute it happens. our jim clancy is on the phone right now in kuala lumpur. jim, what can you tell us about the latest developments today? >> reporter: well, the search is being pressed, as you well know. the chinese are searching their land areas, because part of the possible flight path, the northern arc passes through china. they have already cleared all of their passengers, saying none of