For the second consecutive time since Chicago’s emergency travel order took effect in July, there are no states on the list requiring a quarantine or negative test for people coming to the city who are not vaccinated against COVID-19.

Meanwhile, a new analysis of blood samples from 24,000 Americans taken early last year is the latest and largest study to suggest that the new coronavirus popped up in Illinois in December 2019 — weeks before cases were first recognized by health officials.

Here’s what you need to know about the coronavirus pandemic across Illinois today:

No States on Chicago’s Travel Order for Second Consecutive Update

For the second consecutive time since Chicago’s emergency travel order took effect in July, there are no states on the list requiring a quarantine or negative test for people coming to the city who are not vaccinated against COVID-19.

All U.S. states and territories remain