CNNW CNN Newsroom April 4, 2014
Thoroughly, right. Its a listening device straining to pick up the faint, you hear it, the clicks, probably now fading pings from the planes flight data recorder and from the cockpit voice recorder. Those two boxes theyre looking for. Scouring this 150mile track of the indian ocean. If they do get a ping, there is also an underwater robot. This is a blue fin. The american auv, as an autonomous underwater vehicle, on scene, standing by. How this works, it uses sonar to check the sea bed for wreckage. But experts say all of this is really a shot in the dark without having that tangible evidence,...