President Donald Trump tweeted early Friday morning that he and the first lady, Melania Trump, had tested positive for Covid-19.

U.S. stock futures are down this morning in premarket trading. U.S. stock futures are down this morning in premarket trading, as the world reacts to news that President Donald Trump has tested positive for COVID-19. Read Full Story

A new study could help illuminate “who gets the sniffles and who ends up in the ICU,” says genetic testing company GoodCell’s chief medical officer. There has been ample speculation about the nature of President Donald Trump’s COVID-19 diagnosis, with conflicting reports creating confusion around the severity of his illness. Is the president on the mend, or is his case of COVID-19 about to get a lot worse? GoodCell, a company that offers genetic testing and biobanking, is launching a study to better understand whether genes can tell us something about who is likely to have a bad reaction to COVID-19. Read Full Story

What this means for the election, the markets, and Trump himself still remains to be seen, but the immediate reactions have been swift. It’s the most shocking October surprise in recent political history: President Donald Trump has announced he and First Lady Melania Trump have tested positive for COVID-19. Read Full Story

According to CNN and other reports, the White House has not followed social distancing guidelines. The White House said today that a personal valet of President Trump’s has tested positive for COVID-19, after displaying symptoms of the illness. Trump was reportedly upset to learn of the exposure yesterday. Read Full Story

It’s the latest high-profile case in the ongoing coronavirus crisis. In an email to the Harvard community, Larry Bacow, Harvard’s president, says he and his wife, Adele, have both tested positive for COVID-19. On Sunday, they experienced their first symptoms, which included fevers, chills, and muscle aches. On Monday they were tested, and on Tuesday they received the results of the test. They’re among a growing number of high-profile people who have tested positive for the illness in recent days, including Senator Rand Paul of Kentucky and actor Idris Elba. Read Full Story

President Trump has become our country’s most dangerous purveyor of misinformation, making a national crisis even worse. On the evening of March 25, President Trump tiredly ambled through his now nightly address, grabbing both sides of the podium authoritatively. “We’re also doing some very large testings throughout the country,” he said. “I told you yesterday that, in South Korea—and this is not a knock in any way because I just spoke with President Moon; we had a very good conversation about numerous other things—but they’ve done a very good job on testing, but we now are doing more testing that anybody, by far.” Read Full Story

The Trumps are quarantining at the White House. It may be only a matter of time before the infection spreads to those working in the Trumps’ home on their behalf. In President Donald Trump’s early morning Twitter post on Friday announcing that he and First Lady Melania Trump had tested positive for COVID-19, he said that their quarantine and recovery process would begin immediately. “We will get through this TOGETHER!” he wrote . Read Full Story

Why it’s so dangerous as you age. President Donald Trump’s announcement that he’s tested positive for COVID-19 is especially concerning because of his age. At 74 years old, Trump is solidly within an age group that’s been hit hard during the coronavirus pandemic. Read Full Story

President Trump indicated a vaccine for COVID-19 could be available by the end of the year, but health experts generally say it will take longer. President Trump, who had paused his daily coronavirus briefings lately, took a break from his break this afternoon to announce “ Operation Warp Speed ,” an effort to fast-track the development of an effective vaccine for COVID-19. Read Full Story