cnn has learned underwater microphones detected a sound that could have been the plane crashing. the united nations nuclear test ban organization has a network of 11 hydrophone stations intended to detect nuclear tests. well, scientists are now carefully analyzing data to determine if one of the underwater microphones picked up a signal related to flight 370. but we should point out, this is a long-shot, because the data from the signal detected appears to be inconsistent with other data about the position of the plane. still, though, scientists continue to analyze it. this just goes to show they are really trying to follow up on every possible lead to find something, to find some sort of wreckage. they do tell us that they are hoping to share their findings in the near future. john, christine? >> our thanks to rene for that report. we should note that others in the navy say it is too soon to know for sure that those sounds were not pings from the jet. a spokesman telling cnn that dr.