CHICAGO — In January, a mystery illness swept through a call center in a skyscraper on Michigan Avenue in Chicago. Close to 30 people in one department alone had symptoms — dry, deep coughs and fevers they could not shake. When they gradually returned to work after taking sick days, they sat in their cubicles looking wan and tired.

“I’ve started to think it was the coronavirus,” said Julie Parks, a 63-year-old employee who was among the sick. “I may have had it, but I can’t be sure. It’s limbo.”

The revelation this week that a death in the United States in early February was the result of the coronavirus has significantly altered the understanding of how early the virus may have been circulating in this …continued .
[Source: New York Times]