find the sound signature and record. how do you do that at 1600 feet? the submarine technology that was used to chase down the soviet unions is good for listening under water. they will listen for the pinger. only when they get a feel for where if is, though. this debris has been drifting for days so i can assure you there are smart people working inside rooms in multiple locations around the world figure out the wind, the drift, the currants in the sea and trying to predict where this object was ten days ago. so you are saying if the debris field is three miles beneath the surface of the
adventurous man. the ballast watch down here. it s absolutely gorgeous. designed with submarine technology which means that it has incredible good air compression. it s safe under water up to 200 feet below the ocean surface. alisyn: for the scuba diving dad. which you are not supposed to go below 200. you will be able to see what time it is. tucker: you will have the bends. a little queazy but your watch is good. what is this. these are my favorites. i m wearing a pair. these are mac well den socks. not only incredibly comfortable but really stylish. if you are dad you are wearing some kind of uniform to work. have very few things that can show your style and flair. you can do a little
leading double lives, fake names, disguises, maybe a mustache and some glasses. but our next guest says today s spy versus spy is taking place across servers and databases. we ve all heard of wikileaks, but there are many, many other examples we ve never heard of, so says our next guest. american has had submarine technology, a new radar system, battle plans stolen by these new digital special agents and our specialist is a former senior council at the national security agency in our country, and says that america is supposed in ways you would not believe. joel brenner joins us, america the vulnerable. joel, on the one hand, people say, don t tell people we re exposed, what are you, crazy? and on the other hand, it s about time somebody said this so we can deal with the problem. what is the greatest vulnerability that we have, that we re not dealing with? we ve taken a system that was designed in the 80s for a small, trusted group of researchers in the governments and universities