ON 15 March 2019,51 people were killed in two consecutive shootings at mosques in Christchurch, New Zealand. The first of the attacks was live-streamed on Facebook for 17 minutes. But social media wasn't only used on the day. It is thought that the accused gunman was radicalised online by far-right extremists before immersing himself in an internet subculture of white supremacist ideology. In short, his journey from personal trainer to gunman was fuelled by social media.
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