Audrey Carlsen

The Democratic-controlled House approved a resolution Tuesday night calling on Vice President Pence to invoke the 25th Amendment of the Constitution to assume the powers of the presidency.

In the early weeks of President Biden's administration, his aides are beginning to put policy into action, while the U.S. Senate is taking up his nominees.

The top figures in an administration are made up of a combination of Cabinet and high-ranking nominees who require Senate confirmation, and key advisers tapped by the president, who don't require congressional approval.

Wildfires near cities have become commonplace in the Western United States, but this year the reach and intensity of the dangerous air pollution they produce has been the worst on record.

Many Americans in populous, urban areas endured smoke for longer than previous years. Some places experienced very unhealthy or hazardous air from wildfires for the first time ever recorded.

As COVID-19 continues to spread across the country, state and local health officials rush to try to detect and contain outbreaks before they get out of control. A key to that is testing, and despite a slow start, testing has increased around the country.

But it's still not always easy to get a test. While many things can affect access to testing, location is an important starting point.