With the number of coronavirus infections nearing 1.5 million worldwide, many are scrambling for signs of optimism. They might be encouraged by hard-hit places like Italy, Spain and New York City, where infections and fatalities are starting to level off. But cases are also spiking in India and Japan. And even where the curve's been noticeably flattened, such as in California, researchers warn against painting "a rosy picture about reopening society."
When can we go back to normal? Any return to business as usual will be gradual and guided by extreme vigilance, with experts saying, "We'll have to experiment."