Trump meets his obstinate match in Iran’s hardball regime

US president reduced to bemoaning Tehran’s ‘unbelievable duplicity’ as he struggles to find solid negotiating groundMiddle East crisis live – latest updatesThe Donald Trump doctrine has always contained a tenuous relationship with the truth. It was his mentor, the infamous New York lawyer Roy Cohn, who taught the young real estate mogul always to claim victory and never to admit defeat. Unfortunately for Trump, in Iran the US president has found a counterpart just as stubborn as himself.As Trump claims...