Tonight Donald Trump's historic victory in Iowa as the 2024 presidential primary

race moves on to New Hampshire.

The former president ready to pivot to New Hampshire after winning more than 50% of the vote in Iowa's Republican

caucuses. Rhonda Santas and Nicky Haley finishing a distance second and third. And now

Haley saying she won't debate again unless it's against Mr. Trump or President Biden.

Well Mr. Trump spends the day after his win back in court.

The U.S. launching new airstrikes on the Iran-backed Houthies in Yemen after a new round of attacks in the Red Sea.

It comes a day after Iran launched missiles

near the U.S. consulate in Iraq.

How will the U.S. respond?

Also tonight the suspected Gilgo Beach serial killer now charged with a fourth

murder. How a single hair and a can thrown away by his daughter led to the new indictment.

NBC News obtaining the audio of the 911 call plays from Defense Secretary Lloyd Austin's

home, what it reveals.

The massive winter storm and brutal cold slamming the eastern U.S.

Thousands of flights cancelled.

We're tracking it.

A 10-year-old American boy attacked by a shark in the Bahamas what we've learned. This

is NBC Nightly News with Lester Holt. Good evening and welcome everyone

Donald Trump's resounding victory in last night's Iowa caucuses

seems to have done very little to discourage his closest contenders

for the GOP nomination who made quick exits from the Hawkeyes state to carry the fight to the next

...