CNN CNN Newsroom April 8, 2014 18:35:00
Plane. let's look at the underwater devices used. tom, we heard from rosa. how they're using these different pieces of technology, how will this work? >> in a simple sense, think about what rosa said there, you can get the broadest picture from the least precise equipment. the more precise you get, the slower it all gets. you think about what the chinese were using. they basically went out with a small listening device that wasn't really designed for this type of thing. they said they read something. one thing they doubt that is that pinger is really made for shallow water, not really made for...