Add Yahoo as a preferred source to see more of our stories on Google. A demonstrator holds a placard reading 'Save Aleppo, Free Syria' at a protest in Italy on Dec. 18, 2016. Anadolu Agency/Getty ...
(THE CONVERSATION) Social media is often blamed for stoking violence. But it can play a positive role by drawing attention to atrocities – both past and present – which research suggests can make them ...
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