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

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

Most of the Chicago area remains under an Air Quality Alert on Saturday due to smoke from Canadian wildfires. The alert was, at one point, set to expire late Friday night for most of the area, but it ...