Flesh-eating zombie dope capital overrun by ‘Walking Dead’ wielding metal bars… where users warn ‘you’d die INSTANTLY’

IT’S the 9am rush hour in one of America’s biggest cities. But instead of commuters, the train carriage is packed with zombie-like drug addicts. Welcome to Chicago, Illinois – the new US capital for ‘tranq’. ‘Tranq’ or ‘Zombie Dope’ is the street name for Xylazine, a powerful animal tranquiliser – so dangerous it’s never been…