Former <a href="https://en.wikipedia.org/wiki/MI6" id="mwAe8" rel="mw:WikiLink" title="MI6">MI6</a> spy <a href="https://en.wikipedia.org/wiki/Sergei_Skripal" id="mwAfA" rel="mw:WikiLink" title="Sergei Skripal">Sergei Skripal</a> and his daughter are <a href="https://en.wikipedia.org/wiki/Poisoning_of_Sergei_and_Yulia_Skripal" id="mwAfE" rel="mw:WikiLink" title="Poisoning of Sergei and Yulia Skripal">poisoned</a> with a <a href="https://en.wikipedia.org/wiki/Novichok" id="mwAfI" rel="mw:WikiLink" title="Novichok">Novichok</a> <a href="https://en.wikipedia.org/wiki/Nerve_agent" id="mwAfM" rel="mw:WikiLink" title="Nerve agent">nerve agent</a> in <a href="https://en.wikipedia.org/wiki/Salisbury" id="mwAfQ" rel="mw:WikiLink" title="Salisbury">Salisbury</a>, <a href="https://en.wikipedia.org/wiki/England" id="mwAfU" rel="mw:WikiLink" title="England">England</a>, causing a diplomatic uproar that results in mass-expulsions of diplomats from all countries involved.