Smoke from Canadian wildfires hovered over several Midwestern states Saturday, bringing warnings of unhealthy air for at ...

Smoke from Canadian wildfires has sent a blanket of smoke over the midwestern United States this weekend. The National ...

Air quality alerts have been issued across most of the Midwest, and hundreds of wildfires are burning across Canada.

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

Thick smoke from Canadian wildfires has smothered the Midwest, pushing air quality to unhealthy “red” levels in Iowa, ...