Twenty-two people are killed at an <a href="https://en.wikipedia.org/wiki/Ariana_Grande" id="mwAd0" rel="mw:WikiLink" title="Ariana Grande">Ariana Grande</a> concert in the <a href="https://en.wikipedia.org/wiki/Manchester_Arena_bombing" id="mwAd4" rel="mw:WikiLink" title="Manchester Arena bombing">2017 Manchester Arena bombing</a>.