The submarine mysteriously went down in 1963, killing everyone on board. Thanks to a lawsuit, we're about to learn why. A retired U.S. Navy submarine commander sued the Navy to release an official report on the sinking of the USS Thresher—and won. Thresher sank in April 1963, lost with all hands, but there has never been an official explanation as to why. The loss of Thresher lead to an improved culture of safety in the Navy, and since 1968, the service hasn’t lost a single submarine. ================================================================== A retired U.S. Navy submarine commander has won a lawsuit forcing the Navy...