<p>Should any internet user be allowed to livestream their deeds? Two months to the day after a white supremacist turned on his bodycam and opened fire in two mosques in Christchurch, New Zealand's prime minister is among world leaders meeting in Paris for a summit to address online extremism. Jacinda Ardern describes how Facebook took down the video but by then, others had shared it all over the web, on platforms such as YouTube. </p><br />Produced by Alessandro XENOS, Juliette LAURAIN, Ingri BERGO.<br /><br />Visit our website:<br />http://www.france24.com<br /><br />Like us on Facebook:<br />https://www.facebook.com/FRANCE24.English<br /><br />Follow us on Twitter:<br />https://twitter.com/France24_en<br />
