<a href="https://en.wikipedia.org/wiki/Space_Shuttle_Challenger_disaster" id="mw0Q" rel="mw:WikiLink" title="Space Shuttle Challenger disaster">Challenger Disaster</a>: Divers from the <a about="#mwt52" data-mw='{"parts":[{"template":{"target":{"wt":"USS","href":"./Template:USS"},"params":{"1":{"wt":"Preserver"},"2":{"wt":"ARS-8"},"3":{"wt":"6"}},"i":0}}]}' href="https://en.wikipedia.org/wiki/USS_Preserver" id="mw0g" rel="mw:WikiLink" title="USS Preserver" typeof="mw:Transclusion">USS<span typeof="mw:Entity"> </span><i>Preserver</i></a> locate the crew cabin of <i id="mw0w"><a href="https://en.wikipedia.org/wiki/STS-51-L" id="mw1A" rel="mw:WikiLink" title="STS-51-L">Challenger</a></i> on the ocean floor.