Thick wildfire smoke lingers over Mid-Atlantic early Saturday The Washington PostWildfire smoke from Canada and Minnesota pushes farther into the US and engulfs DC in haze NBC NewsUnhealthy air in DC region with smoky skies from Canadian wildfires WTOPWhen Will the Smoke End? Our Meteorologist Explains Why It's Complicated. The New York TimesA clear start gives way to returning smoke and haze today
