<a href="https://en.wikipedia.org/wiki/1883_Rochester_tornado" id="mwwg" rel="mw:WikiLink" title="1883 Rochester tornado">An F5 tornado</a> strikes <a href="https://en.wikipedia.org/wiki/Rochester,_Minnesota" id="mwww" rel="mw:WikiLink" title="Rochester, Minnesota">Rochester, Minnesota</a>, leading to the creation of the <a href="https://en.wikipedia.org/wiki/Mayo_Clinic" id="mwxA" rel="mw:WikiLink" title="Mayo Clinic">Mayo Clinic</a>.