Maps: Wildfire smoke forecast for the Midwest and northern U.S.

Wildfire smoke from hundreds of Canadian fires has blanketed the Great Lakes, Midwest, and Northeast, turning the sun into a hazy orb over Toronto and New York City. Heat waves and smoke are sweeping across the northern U.S., prompting health risk warnings. Meanwhile, uncertainty persists regarding whether this smoke will impact the World Cup final. Maps are available to track the smoke's movement and provide guidance on curbing associated health risks for affected populations.