Industrials, big technology stocks sink; Dow down about 500 points

For the first time, Facebook spells out what it forbids

UPDATE: Agency warns retailers not to sell Juul e-cigarette to kids

UPDATE: Investigators say school design contributed to Florida massacre

UPDATE: President Trump says Kim Jong Un 'very open,' 'very honorable'

Cambridge Analytica whistleblower arrives on Capitol Hill

UPDATE: Trump says VA pick will soon decide whether to withdraw

UPDATE: Lawmakers honor man who snatched shooter's gun

Audi recalls about 1.2 million vehicles; coolant pumps can overheat

UPDATE: Spokesman says George HW Bush 'responding and recovering'

UPDATE: Trump warns: Iran will pay if it restarts nuclear program

Spokesman: George HW Bush hospitalized with blood infection

Feds widen safety probes of Ford, VW and Nissan vehicles

US won't ease sanctions without action by NKorea on nukes

No ordinary double date: Trumps, Macrons at Mount Vernon

Canada police say 9 dead, 16 injured after van struck pedestrians

Saudi-led airstrike at Yemen wedding killed at least 20

Pres. Trump likes coal, but that doesn't mean he's hostile to wind

Load More Stories

Extended Forecast

NBC News Headlines

Toronto van attack suspect charged with 10 counts of murder

Police said Monday afternoon's van attack in downtown Toronto "definitely looked deliberate," but downplayed any potential connection to terrorism.

Closing arguments begin in Bill Cosby's sexual assault retrial

A defense lawyer told the jury the case is about a "blind 80-year-old man with a successful career facing absolute ruin."

Victims sued a Mideast bank for financing terror. Supreme Court said they can't.

In a 5-4 vote, the court refused to revive lawsuits that sought to hold Arab Bank responsible for attacks against foreign nationals in the Middle East.

Trump warns Iran of 'bigger problems' if it restarts nuclear program

Trump's comments came shortly after Iranian president Hassan Rouhani warned of "severe consequences" if the administration "betrays the deal."

Missing Mexican students were killed, dissolved in acid after mistaken identity: authorities

"Words can't explain the dimension of this madness," director Guillermo del Toro tweets. "The 'why' is unthinkable, the 'how' is terrifying."