Breaking tonight, the Arctic stretch ahead as a massive winter storm moves into the northeast and

the fallout in Minnesota from a second deadly shooting by federal officers.

Tonight, the anger and alarm in Minneapolis.

Demonstrations in the streets.

A day after at least one federal officer shot and killed 37-year-old Alex Prett.

This is an inflection point.

And eyewitness videos like these, appearing to contradict the account of top Trump administration officials.

Moment by moment, what these videos do and do not show.

That agent had a split seconds to make a decision.

And why the fallout means a government shutdown this week just got more likely.

I'm not giving ice or Border Patrol another dime.

Plus, the other major story we're tracking tonight.

The monster winter storm slamming the east with heavy snow.

What was the last time you saw this much snow in Boston?

Not in years.

After covering the south in ice, thick enough to snap trees.

More than a million people right now without electricity and dangerous cold moving in for days. This is about

as bad as it gets. Plus airline chaos, thousands of flights canceled the most in one day since

the COVID pandemic. Our team is covering it all. Nightly News starts right now. This is NBC Nightly News with Hallie Jackson. Good evening. We'll get to the winter storm

in a moment, but we begin tonight with the fury and the grief across Minneapolis and the country

for a second day after at least one federal officer shot and killed a man in Minneapolis,

Alex Pretti, an ICU nurse who helped care for veterans

...