| Source | Fox Chicago |
|---|---|
| Original Load Date | Feb. 9, 2026, 6 a.m. |
| Last Updated | Feb. 9, 2026, 6 a.m. |
| Original URL | http://www.fox32chicago.com/news/what-is-smell-chicago-area-residents-report-mysterious-odor |
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#### The Brief
* * An unexplained odor has been reported across multiple Midwestern states.
* Fire officials say the source is still unknown.
* Agencies are monitoring the situation and urging residents to seek care if symptoms develop.
Residents across parts of the [ Chicago are...