“I have no reason to think that there are not at least a few cases over here. And I would expect us to be formally detecting it in days or weeks,” Chicago Department of Public Health Commissioner Dr. Allison Arwady said in a press conference Tuesday.
The extent of the actual spread of the omicron variant around the world, however, still remains unclear as countries discover new cases each day. Scientists in several places — from Hong Kong to Europe to North America — have confirmed its presence.
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