U.S. stock futures were pointing higher early Wednesday after the S&P 500 posted a record high close. Investors are still shrugging off worries that keep cropping up, such as concern that tariffs will

President Trump hasn't implemented most of the tariffs he's announced, but the uncertainty over when — or even if — he'll do so is already hurting the auto industry. Why it matters: It's a tumultuous time for automakers,