CNN Erin Burnett OutFront April 9, 2014 23:32:00
It's called an auv, an autonomous underwater vehicle. and it uses side scan sonar. you can see it right here, to create that picture. it he is also equipped with a gps system. you can see it right over here. and of course, that lets the crew know where this probe is at any point in time. it has been used before to identify and help recover plane wreckage. it would be able to narrow the debris field. for demonstration purposes, it's tethered. that would not be the case, of course, in the indian ocean. once this launches on to the water, you're going to see it kind of floats. it's buoyant. >> ou...