Armenian champion swimmer <a href="https://en.wikipedia.org/wiki/Shavarsh_Karapetyan" id="mwww" rel="mw:WikiLink" title="Shavarsh Karapetyan">Shavarsh Karapetyan</a> saves 20 people from a trolleybus that had fallen into a <a href="https://en.wikipedia.org/wiki/Yerevan" id="mwxA" rel="mw:WikiLink" title="Yerevan">Yerevan</a> reservoir.