Facebook is using a combination of pattern recognition, live chat support from crisis support organizations and other tools to prevent suicide, with a focus on its Live service.

There is one death by suicide every 40 seconds and over 800,000 people kill themselves every year, according to the World Health Organization. “Facebook is in a unique position—through friendships on the site—to help connect a person in distress with people who can support them,” the company said Wednesday.

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