“Donald Trump on Friday dismissed more questions about whether he would release his current medical records, doubling down on refusing to provide a health update even as Kamala Harris works to sow doubts about his fitness for the presidency,” CNBC reports. “The 78-year-old Republican nominee, when asked if he will release his health records, suggested that he has already shared enough information about his medical status.” Axios: Harris questions Trump’s fitness for president over “exhaustion” and event cancellations.