Tonight, the treacherous trip home for millions this Memorial Day as powerful storms turn deadly.

At least one woman killed with the threat far from over.

Dramatic video of officers look at this, rescuing a baby trapped in a car surrounded by rising water.

This funnel cloud illuminated in flashes of lightning.

Violent wind sending a bounce house flying. A tree in New York City crushing cars. The holiday weekend washout, upending travel at

major airports. We're tracking where storms are headed next. Also breaking tonight toxic

emergency in California, the risk of a catastrophic explosion at a chemical tank now eliminated,

but the threat is not over yet.

The overnight operation to lower the danger, where things stand right now with the region on edge.

Iran, deal or no deal?

The potential agreement to end the war taking shape. So what's actually in it?

Our new reporting with dozens of ships still blocked in the street of Hormuz. Plus, the president's

tribute to those who lost their lives in the war. Pope Leo's AI wake-up call, getting candid

about his concerns, warning it's a threat to humanity.

And the question, why was an anthropic co-founder at the Vatican?

Summer tick warning ER visits skyrocketing to the highest rate in nearly a decade,

what you can do to stay safe outdoors.

And honoring fallen heroes.

We speak with Medal of Honor recipients who carry on the legacy of their fellow service members.

Their powerful message on this Memorial Day.

Nightly News starts right now.

This is NBC Nightly News with Tom Yamas.

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