DC air quality reaches severely polluted levels as Canadian wildfire smoke rolls in

Washington, D.C.’s, air reached severely polluted levels Friday morning, as smoke rolling in from Canadian wildfires sent residents indoors for a reprieve from hazy skies.

The air in the nation’s capital was rated very unhealthy, or code purple, the second-worst rating for air quality levels, next to code maroon, as of 9 a.m., according to […] ...