Transcripts for CNN CNN Newsroom 20140407 00:08:00 : vimarsa

idea where the airplane is to go look for it. it makes a big difference whether it is flat sandy bottom where you get a nice sonar return or steep canyons or a coral environment. that will be really difficult for an auv. what do you say? we agree, of course. i ll tell you, it will be difficult for any sonar system if it is in rocky terrain. it goes with the territory. it is going to be difficult. it is just how it is. you can t tow stuff through it, you cannot run stuff through it. everybody sit back and listen. we ll go to you, paul, so you can tell us about this. they re for the cockpit voice recorder and the flight data recorder. and many people have been saying, well, listening to the audio recordings, you can t distinguish much. those can provide, there are specific ways to figure out who