Page 4 - Finding Wreckage News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Come close at least, rob, it's still going to take months, maybe years to actually find the physical boxes, right? >> that's right. once we move to side scan sewn nor mode -- it's detected by autonomous under water vehicle or a sled towed behind a ship. with an auv you might be searching 30 square miles a day, with a towed sled, maybe 120 miles per day. it's a slow and painstaking business. once we find the debris field, then and only then can we operate the remote operated vehicles to go down with lights and cameras andaman into late around to explore the wreckage to recover the black boxes. ...

Right now is unprecedented. the way that you look for the plane in the ocean is to find the debris. and then search the area under that point. they have never been able to find wreckage. they sort of struck out at random and hoped that they would find something in the random part of the ocean. they are aputting their hopes o this one signal. and so that is why i think it is a long shot. >> that is not exactly what they are saying. no, not at all. they are saying that the signal does match a signal that is coming out of the black boxes. they said that didn't match but that was different technol...

Down, investigators must first map the terrain. a step that takes time and requires patience. >> if it's in rocky or cav very nous terrain, it could be challenging. once the wreckage is identified, these vehicles and the operators have extraordinary capability. >> locating them is one thing, but pulling the black boxes from the incredible depths is another. the remote controlled vehicles, armed with sonar, cameras, lighting and remote control arms may sift through silt and potentially through wreckage in pitch dark waters. >> it can be painstaking. it can be very difficult. sometimes the boxes...

Success of flight 370 but we can be certain that we will spare no effort, that we will not rest until we have done everything we humanly can. >> reporter: the search zone remains vast, about 86,000 square miles of deep sea. >> i can promise them that we will not give up. >> reporter: in kuala lumpur, the last scheduled daily briefing is monday. it's unclear how long the search can go on without finding wreckage. but there is a deadline. the pingers on the plane's recorders are required to last 30 days, designed to last 35. key equipment to find them is arriving on board australia's ship the "o...

Operations. both vowing to keep looking. but a distinct shift in australia's tone suggests hope the plane may be found may be evaporating. >> we cannot be certain of ultimate success in the search for mh-370, but we can be certain that we'll share no effort, that we will not rest until we have done everything we humanly can. >> reporter: the search zone remains vast, about 86,000 square miles of deep sea. >> i can't promise them that we will not give up. >> reporter: in kuala lumpur, the last scheduled daily media briefing is monday. it's unclear how long this search can go on without finding ...