Arizona Sen. Mark Kelly spoke with KGUN 9 about his concerns over the economic impact of tariffs, which he says often hurt American businesses and consumers more than they help.SEN. KELLY SPEAKS ON TARIFFS, CONSUMER COSTS AND DOMESTIC MANUFACTURING: Sen. Mark Kelly speaks on tariffs: generally not a great ideaThe Trump administration recently paused tariffs on imports from Canada and Mexico for 30 days, but tariffs on Chinese goods remain in pla…