USS Thresher: Navy documents show sub sank partly due lack of training
Before Lt. Commander John Wesley Harvey took the helm of the submarine USS Thresher in January 1963, he was the executive officer aboard the USS Sea Dragon during an historic Arctic cruise. Prior to that, he spent three years aboard the legendary USS Nautilus, the world’s first nuclear-powered naval vessel, during the 1950s. He was the sub’s reactor control officer in 1958, when the Nautilus became the first watercraft in history to reach the North Pole. Before Lt. Commander Pat Garner stepped in as executive officer, or second-in-command, of the Thresher in December 1962, he took part in...
Source: seacoastonline.com