Severe <a href="https://en.wikipedia.org/wiki/Thunderstorm" id="mwATc" rel="mw:WikiLink" title="Thunderstorm">thunderstorms</a> and a <a href="https://en.wikipedia.org/wiki/Tornado" id="mwATg" rel="mw:WikiLink" title="Tornado">tornado</a> in <a href="https://en.wikipedia.org/wiki/Bangladesh" id="mwATk" rel="mw:WikiLink" title="Bangladesh">Bangladesh</a> kill 600 people.