‘Too hard to tell’ if US travel ban will be lifted, says Mnuchin Steven Mnuchin, the US Treasury secretary, said it was “too hard to tell” if the US will loosen international travel restrictions affecting Asia and Europe this year, even as measures limiting domestic economic activity are lifted. US President Donald Trump was “looking about ways to stimulate travel”, Mr Mnuchin said, but he suggested this effort would initially be limited to travel within the US. The comments, in an intervie