Wildfire smoke worsens air quality across Puget Sound

An air quality alert is in effect through Wednesday across much of Puget Sound as wildfire smoke drifts across the Cascades. Why it matters: Poor air quality can trigger health issues, especially for children, older adults and people with heart and lung conditions. Driving the news: Air quality is currently listed as unhealthy or unhealthy for sensitive groups in south and east Snohomish County and north and east King County, according to the National Weather Service Seattle and Puget Sound Clean Air . Air quality in Pierce and Kitsap counties...