National

Wildland firefighters face a growing danger from smoke, as wildfires become more frequent and intense. It's a hazard that scientists and fire agencies are only beginning to understand.

The administration named high-profile immigration hawk Ken Cuccinelli to lead the agency in charge of citizenship and visas, raising concerns among immigrant rights advocates.

California's Santa Clara County argues that if the rule goes into effect in July, the county will suffer irreparable harm in terms of patient care and staffing costs.

Workers in nursing homes, hospital ERs and other health facilities are required by law to notify police whenever they notice likely signs of physical or sexual abuse. But that's often not happening.

The founding director of the National Museum of African American History and Culture will become the Smithsonian Institution's first African American secretary.

The surge of Central American migrants is straining dozens of interior checkpoints along the U.S.-Mexico border — with temporary closures of some posts and the reassignment of agents at others.