An updating map created by CBS News' data team charts the expanse of the wildfires across Southern California. The Hughes Fire, which erupted in northwest L.A. County on Wednesday, Jan. 22 ...

An air quality map shows conditions improving in the U.S. on Friday as smoke from the Canadian wildfires subsides.

An air quality advisory is in effect until 12 a.m., Saturday, June 7, as Michigan continues to see effects of Canadian ...

As Canadian wildfires burn, plumes of smoke move across Michigan. Officials issued an air quality advisory on June 6 for southern counties.

Smoke from wildfires in Canada has spread more than 5,000 miles, reaching parts of Russia and Europe during the past week.

Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled ...

Canadian wildfire smoke has entered the Upper Midwest and poses significant health impacts in the hardest-hit areas.

Mapped: Canada’s wildfires are impacting air quality in these US communities - Dangerous wildfire smoke has tinged skies over ...

The Chicago area is under an air quality alert until due to the Canadian wildfire smoke. Environmental officials said the pollutants from the smoke will be sticking around the area through at least ...

Although the majority of wildfires are occurring in western Canada, smoke from these fires has been drifting eastward, ...