aid that australia has known about this for several hours since it was lunchtime their time. you wonder why they didn't release anything. does that show that they themselves are skeptical about this? secondly, if it's not a pinger based on the fact that it is the exact frequency, the 3.75 that it needs to be -- or 37.5, rather that it needs to be. what else could it be? >> the process of cooperation takes time and it takes a lot of time to make sure that the information that they're disseminating is unequivocal and accurate. so what i do is i want to go back to this situation. i want to look at what we do know, which is that you rightry leaded to, 37.5. that is a unique signal and it appears to be in right part of the world. but let's interrogate the data to see why it necessarily couldn't be. and for me you don't get smoke without fire in these situations. so where is the debris field,