Reacquire Ping News Today : Breaking News, Live Updates & Top Stories | Vimarsana

That it may not be a pinger signal. you just heard it and said look, it sounds like it is. are you open to the possibility that is not a pinger? >> it has to be something man made if it isn't a pinger. it just sounds and looks, the patterns look too much like a pinger to be anything else but. >> all right. so sounds like you're very confident. now, i know you have brought a ping were you very similar to the one believed to be on the flight. >> sure. >> as far as our knowledge, the one on the flight was yours. so show us how this works. >> sure. here is a pinger. we've talked about the water ac...

Down somewhere not related to where that ping is? >> the surface vessels that are searching in terms of the black box and the pings will be looking in a distinct area. >> right. >> the area we're focusing on today is based on ocean modeling and drift markers, we dropped those several days ago. and it's actually showing that the currents in the area are not moving as much as we thought. so the separation of those two areas is not unusual. >> right. i understood your point. my colleague richard quest wanted to ask a question, commander. >> commander, richard here. help me if you can. why do you ...

We can already hear. >> right, we're actually listening to the pings pick s l ones picked up by the actual plane. >> this is what a ping sounds like. lately we're hearing about high frequency pings with ever-increasing frequency. >> the pings detected pinger locaters. >> no new ping detected. >> until we got flooded with talk of acoustic events, a ping was something in a subset on the hunt for red october. >> it makes a ticking sound like a metronome. >> just with a moist paper towel listen to it activate right away. and it is not the sound of marine life unless they happen to be wearing watch...

They're never able to find the black boxes in this missing 777. if they do find it, let's say it's at the bottom of the ocean and they're pulling it together, the more pieces they can find, the more that they're better able to get the picture. but keep in mind with the currents the way they are, that one piece, that one linchpin that would tell us everything that led for a plane to go down may be lost forever. so we still may not know the answer to, that erin. >> stephanie elam, thank you very much. next, the man who made the pingers on flight 370. he is going to give you a live demonstratio...