Tonight, breaking news, the active shooter incident at Brown University, school officials

alerting students to lock their doors, silence their phones, and take cover.

The late developments just in. Also breaking the deadly attack on American troops in the Middle

East, two army soldiers and a civilian interpreter killed in an attack in Syria, according to the Pentagon,

in what officials say, was likely an ISIS ambush.

Tonight, President Trump's warning the U.S. will retaliate.

Tenth of millions on alert for snow and Arctic cold.

Whiteout conditions in some areas causing massive pylums, jackknife trucks, and traffic

backed up for miles, where this is headed next and the sub-zero temperatures tonight.

Newly released 911 calls from that deadly UPS plane crash in Kentucky.

The sky's black.

The plane just crashed.

Hear from the witnesses who called in just moments after the flight went down.

Inside the secret mission to get Venezuela's opposition leader out of the country.

And after accepting a Nobel Peace Prize, what is Maria Corina Machado's vision for the future?

Skiing superstar Lindsey Vaughn, keeping up her comeback for the ages, how she finished

in her second day at the World Cup, plus a comeback of another kind.

As online shopping sets records this holiday season, why those big catalogs we all used to get in the mail are making a return

and there's good news tonight about hundreds of people stepping up and lighting up the night to spread

holiday cheer this is NBC nightly news with Jose Diaz Belard.

Good evening. We are coming on the air with breaking news tonight with a mass shooting at Brown University in Providence, Rhode Island. The school urging students in an alert to shelter in place,

lock their doors, silence phones, and stay hidden until further notice. Brown University also saying that emergency personnel

...