Why Did the USS Thresher Sink? New Declassified Documents Reveal the Truth
The sub mysteriously went down in 1963, killing everyone on board. Now, we're finally learning why. A trove of recently declassified files on the tragic 1963 sinking of the nuclear-powered attack submarine USS Thresher confirm the U.S. Navy didn’t cover up the mysterious accident—and, in fact, there …
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