Daywatch: Officials may erase summer’s wildfire pollution days from record

• Good morning, Chicago. In 2023, wildfire smoke from Canada helped smash air quality records all across the Midwest. When the numbers are finalized, the smoke could trigger a mandatory U.S. Environmental Protection Agency crackdown on pollution that experts say could slow economic growth. Dozens of states and the EPA are so concerned they may exclude the smokiest days from the legally binding ...