Winds push smoke from Canadian wildfires south into US and worsen air quality

Canada Wildfires - (ASSOCIATED PRESS)

Air quality in some parts of the United States is worsening as smoke from dozens of wildfires in Canada travels south, pushed by winds high in the atmosphere.

Air quality in Arrowhead, Minnesota, is deemed unhealthy for people and animals sensitive to pollution and other airborne particles, according to the Environmental Protection Agency's AirNow page.