Trump in Chicago interview defends call for tariffs on imports, does not commit to peaceful concession if he loses Chicago TribuneTrump says GOP is 'party of common sense' during contentious Bloomberg interview Fox NewsTrump defends economic plan and is confronted about the impact CNNTrump Brags About His Math Skills and Economic Plans. Experts Say Both Are Shaky. The New York TimesRe-watch Donald Trump's full interview with Bloomberg's John Micklethwait NBC Chicago