Canadian wildfire smoke drifts into the US

Tracking wildfire smoke impacting the U.S.

Wildfire smoke blows into southern Ontario

Orange skies over parts of US and Canada engulfed in wildfire smoke

Air quality deteriorating as wildfire smoke moves into region

Northeast to Brace for the Worst Wildfire Smoke Ahead, Expert Says #shorts

Canadian wildfire smoke could reach Chicago by Thursday morning

Wildfire smoke rolls through WNY

Air quality alert issued for Boston due to Canadian wildfire smoke