that debris and then move on from there to the search. they're looking for the flight recorder beacons. we've got to remember we're returning out of time. 13, 14, days, minimum, 16, 17 days maximum before the pings run down and make the search more difficult. >> they've got to shrink their search. andrew stephens reporting. many thanks to you. >> even if they find the black boxes they may not be operating. >> the main thing is the recording box is not going to have a lot of material that they made at this point. >> malaysian's prime minister talked about news data coming from the british company as the satellite communications firm.