WATCH | 'People are suffering': Greta Thunberg hits back at Trump taunt
Swedish teenage climate activist Greta Thunberg shot back on September 24 2019 at US President Donald Trump's attempt to mock her on Twitter by changing her profile on the social media site to reflect Trump's taunting remark.
The 16-year-old slammed world leaders at the UN General Assembly and has inspired millions of children and adults and inspired a global climate strike movement.
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