Explorer <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Robert_Cavelier_de_La_Salle" id="mwPA" rel="mw:WikiLink" title="Robert Cavelier de La Salle">Robert Cavelier de La Salle</a>, searching for the mouth of the <a href="https://en.wikipedia.org/wiki/Mississippi_River" id="mwPQ" rel="mw:WikiLink" title="Mississippi River">Mississippi River</a>, is murdered by his own men.