Out-of-control wildfires were raging yesterday in the Canadian province of Ontario, sending dangerous smoke spewing into the United States, where millions of people were exposed to unhealthy air.

NEW YORK: The Manhattan skyline was obscured by thick haze and Chicago closed its beaches Thursday (Jul 16) as out-of-control Canadian wildfires raged, sending smoke spewing into the United States and exposing millions of

NEW YORK: The Manhattan skyline was obscured by thick haze and Chicago closed its beaches Thursday (Jul 16) as out-of-control Canadian wildfires raged, sending smoke spewing into the United States and exposing millions of

Canadian wildfires in Ontario have triggered mass evacuations and sent hazardous smoke across parts of the US and Canada, causing unhealthy air quality, health warnings, and precautionary measures in cities including New York, Chicago, Detroit, Minneapolis, and Toronto.

Air quality levels in Chicago, Detroitt and New York reached dangerously high levels on Tuesday as the US cities were shrouded in smoke produced by wildfires raging through swathes of Canadian forestland.…