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slash UK slash AI for people. Tonight, the urgent new warning about the COVID Delta variant

now racing across the US, as one drug company says it's developing a booster

shot to fight the deadly strain. Troubling rise, the CDC director says new infections of

the dangerous variant are surging among Americans who are not vaccinated. Why scientists say

parts of the U.S. have now become breeding grounds for the virus and the alert for people who are only partially vaccinated,

why that second shot is more important than ever. Plus, weeks ahead of the Olympics, Japan declares a state of emergency,

locking fans out of the summer games. Pulling out, President Biden moves up the withdrawal of U.S. troops from Afghanistan, even as the country spirals into civil war.

Tonight, new fears the Taliban could soon take control. CBS's Charlie Daggeta on the ground.

Second wind, Tropical Storm Elsa unleashing torrential rains as it barrels up the east coast, 60 million Americans now in the storm's path.

And the concern tonight, Elsa, could strengthen yet again.

Surfside sorrow as the death toll continues to climb families of the missing cope with the end of the rescue mission at that collapsed condo in Florida.

American detained, a U.S. citizen is arrested in the assassination of Haiti's president.

New details on the deadly overnight raid at the presidential compound.

Dramatic rescue, stunning new video as police stop a kidnapper

and rescue the six-year-old girl he grabbed off the street.

And unifying America how one community is finding ways to heal through conversation and art.

This is the CBS Evening News with Nora O'Don. Reporting from the nation's capital.

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