Breaking news tonight, the life-threatening flood emergency in South Florida as we come on the air.

The tropical rain drenching the region, triggering dangerous flash floods, parts of I-95 shut down. Roads are submerged, vehicles stranded,

dozens of rescues reported, some areas getting a month's worth of rain in a matter of

hours, a possible tornado touching down, cutting off a community.

We're in the storm zone.

Also tonight the new twist in the deadly hijacking of a transit bus in Atlanta.

The suspect by chance speaking to TV cameras hours before the

chaos. What he said about his struggles with mental health. The mass casualty

incident in Illinois three sheriff's deputies shot as they entered a home with a barricade

suspect.

President Biden in Italy for the G7 summit, the new security agreement he's expected

is signed with Ukraine as Russian warships

reach Cuban waters 90 miles off the U.S. coast.

House Republicans voting to hold Attorney General Merrick Garland in contempt of Congress, but will it go any

further than that?

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

We are watching an extraordinary weather story unfold in South Florida tonight.

The rain just not stopping.

For a second day, a slow motion system triggering intense downpours and flash flooding.

Tonight flash flood warnings and emergencies are posted into the evening.

Many streets are impassable.

Cars have been left stranded. adding insult to injury the risk of lightning

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