Tonight Vice President Kamala Harris secures the Democratic Party presidential nomination

and breaking right now dangerous storms rolling into the northeast plus a state of emergency

in Florida.

First Vice President Kamala Harris making history.

Democratic Party delegates putting her over the top today,

making her the first black woman and Asian American

to become a major party's candidate for president.

Delegates casting their votes during a virtual convention, Harris unopposed.

She will officially accept the nomination next week

when she's also expected to introduce her running mate, who she's

meeting with this weekend. Selina Wang with new reporting.

Also tonight at this hour, dangerous storms on the move in the Northeast, a severe thunderstorm watch in Philadelphia,

a new tropical threat developing in the southeast. Tropical storm watches and warnings now

posted along the Florida coast.

More than 150 million Americans under heat alerts

from California to New York, our weather team timing it all out.

24 hours after that historic prisoner exchange, three freed Americans released from Russia

now back on US soil, their emotional homecoming, greeted by family and President Biden,

now being evaluated at a military base in San Antonio,

and the freed Wall Street Journal reporters stunning final requests before leaving Russia.

The Middle East on high alert over Iran's promise of revenge for the assassination of a

top Hamas leader in Tehran, his funeral held today.

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