Tonight, the severe storm threat as we come on the air.

Nine states under tornado watches from the Carolinas to the Northeast,

torrential rains, damaging winds and hail along the east coast.

Thousands of federal employees in Washington, D.C. sent home early.

13,000 flights delayed over the last 24 hours.

Heat alerts from California to Virginia.

Record temperatures possible in dozens of cities.

The heat melting glaciers in Alaska,

a home collapsing into the river.

Rob Marciano tracking it all.

A rare mid-air collision between firefighting helicopters in California.

Three people killed while battling a fire,

including an assistant chief of fire captain and the pilot.

What investigators have now revealed will rieve in California.

Just a short time ago, former President Trump's legal team

responding to a judge's deadline in the election interference case.

The special counsel requesting a protective order limiting

what Donald Trump can publicly share about evidence in the case against him.

It comes after he posted this threat.

Warning, if you go after me, I'm coming after you.

What Trump's lawyers are asking for.

Pierre Thomas in Washington.

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