Experts explore dive down off the coast of NC

Crews explore a site they call the “Big Dipper Anomaly" while they try to explain a mysterious sonar find.
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Crews explore a site they call the “Big Dipper Anomaly" while they try to explain a mysterious sonar find.

Sonar anomaly off NC investigated. Could be shipwreck, rock formation — 'or otherwise'

June 27, 2018 03:58 PM