"Standing alongside two top public health officials who have declined to endorse his call for widely administering the drug, Mr. Trump suggested that he was speaking on gut instinct and acknowledged that he had no expertise on the subject. Saying that the drug is "being tested now," Mr. Trump said that “there are some very strong, powerful signs” of its potential, although health experts say that the data is extremely limited and that more study of the drug’s effectiveness against the coronavirus is needed. [...] Mr. Trump, who once predicted that the virus might “miraculously” disappear by April because of warm weather, and who has rejected on issues like climate change, was undaunted by skeptical questioning. “What do you have to lose?” Mr. Trump asked, for the second day in a row, saying that terminally ill patients should be willing to try any treatment that has shown some promise."