CNN Anderson Cooper 360 April 23, 2014 00:31:00
Towards the sixth full ping. but to do that would be a fairly dramatic escalation of the search and require more assets because that search is 700 miles long. >> and david gallo, if the bluefin doesn't find anything in this search area, i mean, is it possible it missed something in this targeted area or is the technology so good there is no way it missed something in this area? >> well, anderson, when you search with sound and sonar at this depth and terrain it is always possible to miss something. i'm sure they're very careful and looked at every spot twice, in overlapping zones, it is possib...
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