CNN CNN Newsroom March 31, 2014 14:05:00
Hopefully, we'll find at least something to go on. >> hopefully so. what if they don't detect any ping? then what? >> it is entirely possible that they won't. there have been issues with how the batteries are stored and that would affect battery life. there is an issue if they have fallen very deep into the ocean. if it is on one side of an underwater mountainous, it might not pick it up on the other side. there have been some accidents where the pinger didn't start at all anyway. it is not a given they are going to have the sounds. if they are there, 3/4 of the time in a water accident, the p...
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