Wildfire Smoke Affects 100 Million Americans

Why it matters locally: While the immediate visual impact of wildfire smoke has not been as severe or prolonged in Iowa compared to other parts of the country, air quality advisories may still be issued by the Iowa Department of Natural Resources as conditions change.

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Smoke from Canadian wildfires now impacts approximately 100 million Americans. This smoke has expanded its reach, affecting additional cities across the United States. Tom Costello, an NBC News correspondent, provided the latest information regarding the smoke's movement and its impact on these new U.S. locations.