There's a haze in the sky across a large portion of the Midwest. The smoke coming from more than 210 fires burning in Canada, according to the Canadian Interagency Forest Fire Center, on Friday, June 6.

A gray haze from wildfire smoke could be seen in Cincinnati, and the entire state of Minnesota is under an air quality alert.

Canada wildfires are causing hazardous smoke to drift into the U.S., lowering air quality across multiple states. Residents are advised to take health precautions as fires rage on. The post Canada Wildfires Spread Smoke,