Rob Mccallen News Today

Long-term search plans, as far out as july. on monday, chinese families of those on board flight 370 arrived at a beijing hotel, expecting a briefing with technical experts from malaysia. but that meeting was cancelled. the families turned away. >> even a small piece, they havent found it. we doubt whether its the right place or not. we just want to check it. >> as you heard there, some of the families questioning when the bluefin 21 is searching in the right place. they want more data. they wan...

Macro data just to make sure and as you point out to the families to reassure that were looking in the right area and that we can actually rule out this rhetoric in the north going to pakistan and so on. >> and michael, i think sometimes, a pair of fresh is you notice things that you dont know this before especially since the first were under so much pressure. >> go ahead, rob. >> thats particularly true for underwater data. when you receive sonar data, it comes as a waterfall display to the unt...

Which gave us over 10 million square miles, i think we have to be encouraged by the fact that weve been load to this very specific and small part of the indian ocean. >> right. but the families, ill ask you this question, rob, the families say that there must be some information out there thats not being shared to lead searchers to be so sure its in that smaller area that michael was talking about. >> im not really one for conspiracy theories, but i think the data that we have got is all fairly ...

Clues will come one by one. but for our purposes, for more pragmatic purposes of where to duct an underwater search, we do need to define a start point. once youre searching in very deep water, in this case, 20,000, 25,000 feet, you know, obviously search efforts are quite slow. pulling a sonar unit through the water at those depths, so the tighter you can get the search area the better. >> so, rob, 24, 36 hours ago, the big headline was from chinese researchers that they had this seafloor event...

Theyre demanding that malaysia provide specific information. chinas foreign minister said china is sending its own technical experts to assist in the investigation. the question is, is the radar information key to solving the mystery of flight 370. >> yeah, joining us to discuss is ocean search specialist rob mccallen. rob, its good to have you with us. >> thank you. good morning. >> authorities seemed to have narrowed the focus this morning. youve led the search to find the wreck avenue of air ...