Minneapolis faced hazardous air quality, ranking second-worst globally due to Canadian wildfire smoke. Air quality alerts spanned across the Midwest,

"Breathing in the Canadian wildfires smoke cannot be the new normal," said Candice Miller, Macomb County public works commissioner.

Widespread special air quality statements are in effect across much of Ontario and Quebec this weekend as thick plumes of wildfire smoke push into the region from the Prairies. Smoke and air quality issues will continue east into Quebec and portions of the Maritimes on Sunday.