CNN Anderson Cooper 360 April 8, 2014 00:10:00
>> what i don't understand if they already have, you know, more than two hours of these pings that went up in volume and then reduced in volume which indicated they were getting closer then farther away they have a sense of the coordinates of this. if they don't find, hear any more pings don't they have good enough location that they can send in these under water vehicles? >> already, anderson they cut down the size of the haystack to something manageable. what they would like to do is get it down even further. like commander marks says they don't want to waste time while the battery is still ...