Page 39 - Pinger News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Continue to dive until we get to 8,100 feet. the hmas "sydney" that sank back in the '40s. continue to dive. we are past 2,000 feet. we are about to 12,000 feet where the wreckage from the "titanic" was discovered. 12,500 feet about 70 years after it sank. the hms sydney and titanic opens we can get this wreckage without a signal. that is what searchers have to do without the batteries of the black box and once they die. that took some time, of course, air france at 13,000 feet. then we get to the pinger likely at 14,500 feet. you see this line here, this

>> reporter: we've been talking a lot about the high-tech devices that have been turned loose to listen for pings off the ocean floor. like the toad pinger locater and there's been word of the buoys being dropped out there. but any device listening in the deep ocean faces unique challenges because sound does very strange things traveling through all of that deep water. here's just one of the challenges out there. there's a layer about a half mile down in the water here that is a naturally occurring thing. and this layer of water actually allows sound to travel through it slower than it does ab...

Searchers detected that fourth ping in -- or at least they think it's a ping -- in the southern indian ocean, now the only sound around is the sound of, well, nothing, just silence. >> the big question is, have the batteries on the plane's black boxes died already? and is it now time to concentrate on the underwater search? >> tony abbott stressed again today he is confident the signals detected by a pinger locator are from one of the plane's black boxes. the pings were detected within 17 miles of each other, and that means the ten planes and 14 ships are focused on the smallest search zone ev...

You? >> yeah. and i think part of the issue there as many of these people i've uk taed to thalked to them too. we've put instruments, dropped them off the side of a ship with a pinger attached, to call them back and find them later on. many times they don't come back. even though we know it's right beneath the ship. so i do understand where the skepticism comes from. we've got to have faith in this case. and these sound pretty solid. i don't know what else could have that frequency and be in that position. you know, i don't know what more we could ask for except now comes the search. we've gon...

Unprofessional. that is what got the malaysians into so much trouble. so to hear this from the prime minister today, after no advancements, that doesn't add credibility, all it does it take away the small faith that the families had in the government at this point. so i am just a little concerned and confused about this sudden confidence that it is from that airplane and it is the pinger. you know, i believe that it is, i'm confident that it is, but i'm not the prime minister. that bothers me a little bit. it really does. >> van, let's talk about the bluefin-21, the next phase, after they stop...