CNN New Day Sunday March 23, 2014 10:06:00
U.s. will provide the underwater listening devices that help detect a plane's ping, as you heard there. help us under, would these hydrophones be useful if you don't have a specific debris field yet? >> well, no, it's very difficult because, as you mentioned, it's about two miles is about your limit. one to three, if you will, for the listening. when they zero in or narrow down, rather, the debris field so they can then calculate what the winds and waves have done to the debris and take it back to the likely point of impact, that's the area they need to be listening for these pings and the bla...
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