ran aground
... that it took two weeks and 23 vessels to free the battleship Missouri after she ran aground on 17 January 1950?
... that it took two weeks and 23 vessels to free the <a href="./Battleship" id="mwBXs" rel="mw:WikiLink" title="Battleship">battleship</a> <a about="#mwt23" data-mw='{"parts":[{"template":{"target":{"wt":"USS","href":"./Template:USS"},"params":{"1":{"wt":"Missouri"},"2":{"wt":"BB-63"},"3":{"wt":"2"}},"i":0}}]}' href="./USS_Missouri_(BB-63)" id="mwBXw" rel="mw:WikiLink" title="USS Missouri (BB-63)" typeof="mw:Transclusion"><i>Missouri</i></a> after she <b id="mwBX0"><a class="mw-redirect" href="./USS_Missouri_grounding_incident" id="mwBX4" rel="mw:WikiLink" title="USS Missouri grounding incident">ran aground</a></b> <i id="mwBX8">(pictured)</i> on 17 January 1950?