Sadiq Khan reads out racist tweets in call for tighter tech regulation

London mayor warns SXSW conference that online abuse puts BAME people off political careersSadiq Khan has revealed he was called a “muzzie terrorist” and faced death threats in a string of racist social media messages that he warned could put black, asian and minority ethnic people off a career in politics.The mayor of London used a speech in the US to read out six abusive tweets, saying he “could go on and on”, as he accused the government of a “dereliction of duty