NPR's Leila Fadel speaks with Washington state Gov. Bob Ferguson after he received a letter from Attorney General Pam Bondi threatening criminal prosecution for impeding immigration enforcement.

The Justice Department says cities and states risk legal action if they fail to comply with federal immigration law. Democratic leaders are pushing back, saying their policies break no laws.

Wildfires have always affected air quality in New England. But scientists say climate change is changing how they burn and bringing more smoke to the region.

A California school district fights chronic absenteeism in kindergarten by helping parents decide whether their kid is too sick to go to school.