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

We have to put it into the bigger context, when we got there they were running against the clock. 30 days-plus, they were trying to learn something. they were doing it very fast. data was being analyzed, crunched. they couldn't afford the luxury of saying let's wait. now they can have that luxury. >> well, also i mean, david or richard, when you think about you make a mistake with a number of ping sounds, you know, it is coming from something else other than black boxings. the idea that they have one microphone that picked up some sound that seems like a long shot to say the least. i mean, if ...

Of ping sounds, you know, it is coming from something else other than black boxes. the idea that they have one microphone that picked up some sound, that seems like a long shot to say the least. i mean, if the pings were a mistake the idea that they somehow off a microphone picked up this sound seems like a huge long shot, no? >> yes, those listening devices are typically on the sea floor. that is a long way from the impact on the surface. they could have heard the hull of the plane imploding but that would have been broken up at a long depth. >> we have a saying where i come from, you call a ...

It? >> the treaty we have with the world community is pretty clear. but you really don't step on the rights of another country. so you have to wait until they invite you in. there's some discussion going on right now that may change. >> the black boxes usually have a battery life of about a month or so, 30 days. here's what prime minister australia tony abbott is saying. >> we're now getting to the stage where the signal from what we are very confident is the black box is starting to fade, and we are hoping to get as much information as we can before the signal finally expires. >> as you know,...

Ul. >> but annabel, what i don't understand is they have narrowed down the search regarding the ping sounds, yet they've expanded the search today? why is that? >> reporter: well, that's based on the currents, the ocean currents, the weather forecast, whether they might expect the debris, any possible debris would have been carried by the ocean. but that really varies from day to day. sometimes the area to be searched goes up. that also depends on the visibility, on the weather forecast, what the crew from these aircraft that are covering -- crisscrossing, traversing this area, how far they ca...