Truck and bus maker Navistar has reported fiscal 2018 results that were below analysts’ expectations at the EBITDA line after facing increased costs. CFO Walter Borst has indicated that a new procurement venture has “more than offset the impact of tariffs and higher commodity costs.” That follows the company’s imports of steel declining by 11.1% in the three months to Nov. 30 from the first quarter of 2018. The firm may face bigger issues from the ongoing section 232 review of the automotive industry which will likely include components that are also used for trucks. Navistar’s seabo...