Air Quality Worsens in Eastern US as Canadian Wildfire Smoke Hangs Over Midwest

PORTLAND, Maine—Smoke from Canadian wildfires worsened air quality in the eastern U.S. on Wednesday as several Midwestern states battled conditions deemed unhealthy by the federal government. The fires have forced thousands of Canadians to flee their homes and sent smoke as far as Europe. In the U.S., smoke lingered on the skylines of cities from […]