Rear Adm John Mauger says there “doesn’t appear to be any connection” between the underwater noises detected in the search-and-rescue mission and the location on the seafloor.
This was a “catastrophic implosion” of the vessel which would have “generated a significant… sound down there that the sonar buoys would have picked up”, he says.
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This was a “catastrophic implosion” of the vessel which would have “generated a significant… sound down there that the sonar buoys would have picked up”, he says.

US navy says it picked up ‘anomaly’ hours after sub began mission – as it happened
Anomaly ‘consistent with an implosion’ was detected near where craft was operating when it lost communications