Smoke from raging wildfires in Canada is causing air quality alerts to blanket the Midwest. Lissette Nuñez is live from Chicago's Lollapalooza music festival.

Blazes across several Canadian provinces and territories pose health risks to Canadians and their southern neighbours.

Air quality alerts were in effect in Iowa, Minnesota, Wisconsin and Michigan, as well as eastern Nebraska and parts of ...

Most of the Chicago area remains under an Air Quality Alert this weekend due to smoke from Canadian wildfires.

For the full 24 hours of Aug. 3, the New York State Department of Environmental Conservation is issuing an air quality health ...