Tonight, the punishing storm system bringing blizzard conditions and the threat of tornadoes with millions under alerts.

Heavy snow paralyzing parts of the Midwest, dozens of crashes, cars like this one spinning out,

blizzard warnings, blanketing seven states and down south, an intense dust storm. You see it there.

Plus, possible tornadoes

from Michigan to the Gulf Coast, with the east bracing for what's headed their way tomorrow.

Iran attacking global oil supplies as President Trump calls on allies to help reopen a key waterway.

And the president telling NBC News why he's not ready to make a deal with Iran just

yet. We're live in the Middle East. Plus, word late tonight of surging oil prices yet again,

meaning gas could hit $4 a gallon this week, why it could cost you more for your airfare soon

and your groceries. And no break for spring break travelers dealing with long TSA lines like

these. And today, airline CEOs out with an urgent call to Congress to end the DHS shutdown.

Former Doge staffers under fire for what they said in these video depositions. Look at this,

an out-of of control cabs

smashes into two women, how both incredibly managed to survive.

The mysterious outbreak making dozens sick,

why something hidden in the ground could be to blame.

And there's good news tonight about the team effort

that helped save this coach's life.

This is NBC Nightly News with Hallie Jackson.

Good evening. We begin tonight with the punishing storm system barreling from the Midwest to the Gulf

Coast. You can see hard hit Minnesota where more than two feet of snow sent dozens of cars spinning out of control.

The storm, snarling travel with thousands of flight delays and cancellations.

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