Most people in the US have withdrawn from their daily routines unless their jobs are essential. Quiet streets, shuttered stores, silent schools. More than 400,000 live with the knowledge that they have the disease, but the slowness of our testing means that multiples of that number are likely to be infected. In pockets around the country, hospitals feel the earliest surges from those most vulnerable to COVID-19, but countrywide, the tsunami is still out at sea.