A Christmas President for Drivers from Marketplace. I'm Sabri Beneshore in for David Bruncaccio.

Here's a holiday gift for all the drivers out there. Gas prices are at their lowest level since 2021.

That's according to AAA, as millions of Americans are traveling for the holidays.

The average price of gas has been below $3 a gallon for most of this month, and it's down 7% from a month ago.

Artificial intelligence is becoming a bigger and bigger part of health care.

AI is helping to develop new drugs by predicting what might work.

And, of course, you've got regular people going to AI directly to search their symptoms and

financers, just like they've been doing with Google and WebMD for years.

Needless to say, that makes doctors a little uneasy.

But doctors use AI, too, for paperwork and administration, but also sometimes for treatment

plans and diagnoses.

Dr. Hassan Ben-Chicron is a pulmonary

and intensive care doctor in San Diego, California. There are several ways that I use AI in my day as a

physician. So some of the models I use are Ambien scribes. A second one is the research models in which I'm in front of a patient,

and they mentioned to me the different name that I've never heard of,

a disease that they have as a history.

So I go and research it real quick instead of plugging it into Google

and then clicking on each link and having to read each one,

you have a digest of something and you have the references.

You can find that full conversation from our Marketplace Tech Show streaming online at Marketplace.org.

Stock and bond trading is closed today for the Christmas holiday. Markets are

set to reopen for regular trading tomorrow. The 100th Meridian West is the invisible longitudinal line that runs north to south through the Great Plains,

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