After two months of searching, thousands of hours in the air and millions of square miles of ocean examined, there is still no sign of wreckage from Flight 370. The man in charge of finding the missing plane says it is time to go back and take another look at all the data. That includes those pings, that may or may not be from Flight 370's black boxes. Anderson discussed all of this with CNN safety analyst David Soucie and former Transportation Department Inspector General Mary Schiavo.
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