CNN Forensic Files April 10, 2014 06:16:00
Remember? that's pretty interesting. mary, the official signal picked up on saturday lasted two hours 20 minutes. the two most recent lasted five and a half minutes and seven minutes as well. it appears to be weakening. how bad is that for searchers. >> it's bad because we still have a lot of area to search. by the time you calculate that swath, it's really a long, long spell or it can be unless they get lucky. once the battery dies, they're left with that, what, 36 square mile path on the ocean floor, mow the ocean floor with those submersible inside sonar. we're looking at weeks or months of...
Source: archive.org