Recapping some of the most talked-about news this week from the nation and around the world – in case you missed it.

Wildfire smoke was helping raise ozone to hazardous levels. No alerts have been issued, but the air quality may approach ...

A Code Orange alert is in effect in the Philadelphia area, meaning the air is potentially unhealthy for sensitive groups.

A Code Orange alert is in effect in the Philadelphia area, meaning the air is potentially unhealthy for sensitive groups.

There is an air quality alert for sensitive groups in our area, due to the ozone level, rather than the Canadian wildfire ...

There is an air quality alert for sensitive groups in our area, due to the ozone level, rather than the Canadian wildfire smoke.

The sky may appear hazy across the Philadelphia area on Wednesday, and health officials are asking some residents to limit their time outside.

On Thursday, the region is expected to be at Code Orange levels, when it can be unhealthy for people with respiratory ...

With summer-like heat moving in, health officials have issued a Code Orange Air Quality Alert for much of New Jersey, New ...

With temperatures creeping toward 90 degrees Wednesday and the milky veil of smoke persisting over the region, the Delaware ...

Uncontrolled wildfires in Canada continue to waft smoke into the central and eastern U.S. This smoky scene was captured near ...