Coronavirus Daily Digest: August 24 Issue
A Hong Kong man is the first confirmed patient to have been reinfected with COVID-19, researchers say, suggesting we have a limited immunity. The C.D.C. removes its 14-day quarantine recommendation for those traveling outside the U.S. or from out of state. As the pandemic spreads, it hasn't stopped Americans from gathering in groups, but it's not without consequences. Plus, how safe and effective is blood plasma to treat the coronavirus?