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Not the day you're after? Here's the solution to yesterday's Connections.
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The shooting left nine people dead and at least 25 wounded, with one student saying he barricaded in a classroom for two hours.
"I wouldn’t be the first to point out that a lot of this is down to the influence of social media and the way in which it has given vent to the darkest parts of the human soul. Not just given vent to them, but actively amplified them and pushed them into our feeds. So yeah, this is not a niche subject."