Brazil's Supreme Court has ordered the immediate shutdown of Mr. Musk's social media platform X after he refused to appoint a legal representative in the country. The ban ends a months-long dispute between Mr. Musk and Supreme Court Justice Alexandre de Moraes, who is spearheading a crackdown on fake news and hate speech that he says is damaging to Brazilian democracy. Mr. Musk and conservatives, including former Brazilian president Jair Bolsonaro, have said the judge overstepped his authority.....