Breaking news tonight, a global health emergency.

The new worldwide alert as that deadly coronavirus spreads to at least 20 countries.

Here in the U.S., the first case of the infection being passed from one person to another,

are Americans now at risk?

Supreme Rejection, the dramatic moment during the impeachment trial. The presiding officer

declines to read the question as submitted. Plus, why Republicans are optimistic, the president

could be acquitted as soon as tomorrow. Missing Children Mystery, the mother of two kids who

vanished months ago, turns up in Hawaii with a new husband,

but without her children. Tonight, the deadline set by a judge. CBS News exclusive after two

sightseeing helicopter crashes last year, stunning new allegations from an FAA whistleblower.

Did the government agency stop its inspectors from doing their jobs?

Survival story, a teenager sickened by vaping gets a second chance, the medical first that saved

his life. Tunting his rivals, President Trump heads to Iowa on the eve of the caucuses.

Yeah, I'll never forget that night.

The new Super Bowl ad featuring a former Super Bowl star, James Brown with the campaign to inspire change from inside the NFL.

Tiny Lifesaver, the lesson this third grader learned in school and why he's being called a hero tonight.

And prime real estate, they found waterfront property 30 years ago and never gave it up.

This is the CBS evening news with Nora O'Donnell, reporting from the nation's capital.

Good evening and thank you so much for joining us. We're going to begin with breaking news that deadly

coronavirus is now spreading so quickly that the World Health Organization is calling it a global

emergency. More than 8,000 people have now been infected worldwide, and hundreds have died.

Outside of Chicago, there are new fears tonight after the CDC says it has confirmed the first

...