People wear masks as they walk on the street during poor air quality due to dense smoke from Canadian wildfires in Evanston, Ill., Thursday, July 16, 2026. (AP Photo/Nam Y. Huh)

A dog walks along the shores of Lake Superior amid heavy wildfire smoke Thursday, July 16, 2026, in Duluth, Minn. (AP Photo/Scott Bauer)

Wildfire smoke blankets Vandercook Lake as a fisherman tries his luck on Thursday, July 16, 2026, near Jackson, Mich., Thursday, July 16, 2026. (J. Scott Park/Jackson Citizen Patriot via AP)

Boats maneuver the East River near the Brooklyn Bridge as smoke from wildfires blankets the sky Thursday, July 16, 2026, in New York. (AP Photo/Alyssa Goodman)

A general view of street mall during poor air quality due to dense smoke from Canadian wildfires in Glenview, Ill., Thursday, July 16, 2026. (AP Photo/Nam Y. Huh) CORRECTION: Glenview, not Northbrook

Members of the Boerne Fire Dept. rescue a woman from flood waters on Wednesday, July 15, 2026, in Boerne, Texas. (AP Photo/Darren Abate)

Mike Erulenfeld and Kala Martin walks back to his truck after watching as the Pedernales River floods near Old Kerr Highway on Thursday, July 16, 2026, in Fredericksburg, Texas. (AP Photo/Joel Angel Juarez)

The Pedernales River floods underneath State Highway 87 on Thursday, July 16, 2026, in Fredericksburg, Texas. (AP Photo/Joel Angel Juarez)