President Trump on Tuesday met with a handful of recovered coronavirus patients who traveled from all over the country, including from states with stay-at-home orders, to meet with him. Some of them had taken hydroxychloroquine, the anti-malarial drug the president has been touting. Mr. Trump asked the patients to discuss their experience with the drug, if they took it. Some patients have anecdotally said it has helped them, although clinical trials about the effectiveness and risks of taking the drug have yet to be completed. One of the participants at Tuesday's roundtable was a Democratic state representative, Karen Whitsett, who...