An <a class="mw-redirect" href="https://en.wikipedia.org/wiki/2011_E._coli_O104:H4_outbreak" id="mwARc" rel="mw:WikiLink" title="2011 E. coli O104:H4 outbreak">E. coli outbreak</a> strikes Europe, mostly in Germany, leaving more than 30 people dead and many others are taken ill.