Boris Johnson's dream of a 'Global Britain' is turning into a nightmare

London (CNN Business)Six months ago, Prime Minister Boris Johnson celebrated Brexit by describing Britain as the Superman of global trade. Now, the country risks becoming an also-ran, losing its easy access to the huge EU common market, unable to strike a groundbreaking deal with the United States and on the brink of a trade fight with China. Trade experts fear this will leave the United Kingdom more isolated than it has been for decades as it fights an unprecedented health and economic crisis. It's already on course for the deepest downturn of any major economy, in part a result of persistent uncertainty tied to Brexit. Johnson and other proponents of leaving the European Union made much of...