US Navy salvage divers raise <a about="#mwt63" data-mw='{"parts":[{"template":{"target":{"wt":"USS","href":"./Template:USS"},"params":{"1":{"wt":"F-4"},"2":{"wt":"SS-23"},"3":{"wt":"2"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/USS_F-4" id="mwAQQ" rel="mw:WikiLink" title="USS F-4" typeof="mw:Transclusion"><i>F-4</i></a>, the first U.S. <a href="https://en.wikipedia.org/wiki/Submarine" id="mwAQU" rel="mw:WikiLink" title="Submarine">submarine</a> sunk in an accident.