The air defense center was created in the 1950s, as a counter to a rival superpower. Now NORAD is front and center again, prompting questions about what it does — and how it copes with modern threats.

A lot of big banks are paying measly rates for money that's stashed away in a basic savings account. NPR is looking to talk to people who are considering moving their money for better rates.

If Congress fails to raise the nation's $31.4 trillion debt ceiling, the U.S. government could run out of cash between July and September, or even sooner, the Congressional Budget Office said.

A portion of the main freeway that links the state's two largest cities remains closed outside Tucson a day after a deadly crash caused a hazardous material leak and forced evacuations nearby.