The north-central part of the Prairies remains under a series of air-quality warnings. Environment Canada says wildfire smoke ...

The scale and intensity of the fires have had transboundary effects. Smoke from the blazes has drifted across the border into ...

Plus, ABC News’ Chief Meteorologist Ginger Zee has the latest on the second earthquake in less than a week on the East coast.

Residents of central Pennsylvania should prepare for hazy skies and reduced air quality today as wildfire smoke from Canada ...