The police killing of the 46-year-old Black man George Floyd in Minneapolis last year sparked Black Lives Matter protests around the world – and demands for a re-examination of injustice, racism and colonial history. So how will the guilty verdicts handed down this week against Floyd’s murderer – former police officer Derek Chauvin – influence those global demands for change? Henry Ridgwell reports from London.Camera: Henry Ridgwell, Zaheer Cassim 
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