5 things we know and still don't know about COVID, 5 years after it appeared

Five years ago, a cluster of people in Wuhan, China, fell sick with a virus never before seen in the world.The germ didn't have a name, nor did the illness it would cause. It wound up setting off a pandemic that exposed deep inequities in the global health sy…

5 things we know and still don't know about COVID, 5 years after it appeared

5 things we know and still don't know about COVID, 5 years after it appeared

5 things we know and still don't know about COVID, 5 years after it appeared

5 things we know and still don't know about COVID, 5 years after it appeared

5 things we know and still don't know about COVID, 5 years after it appeared