Wildfires raging in Canada are sending smoke across multiple U.S. states, creating unhealthy air quality conditions. Air quality alerts have been issued in states such as Minnesota, South Dakota, and Wisconsin, with residents warned to stay indoors and keep windows closed. Smoke has extended air quality concerns to regions including the Upper Midwest, Plains, and parts of the Southeast. As the smoke drifts southward, hazy skies and diminished visibility are anticipated in places like North Carolina and Indiana. The situation poses a significant health risk to millions as smoke from these wildfires continues to blanket vast areas.