It took Facebook 29 minutes to respond to the live-streamed assault on innocent worshippers at two Christchurch mosques. It was not until a user alerted Facebook to the video – 29 minutes after livestreaming of the attack started and 12 minutes after it ended – that it become aware of the issue. By that point, approximately 4000 people had already viewed the video.

It was then widely shared on Facebook, quickly replicated and shared on other platforms, including YouTube and Twitter and appeared on several news media outlets. Within the first 24 hours of the terrorist attacks, Facebook removed