New COVID-19 strains are hitting the United States.

One from Manaus, Brazil, where over 75% of residents had already had COVID-19, suggests

the virus is evading natural immunity.

That strain was found in Minnesota last week.

We've got not one but two new COVID vaccines on the horizon.

Both are quite effective, but not as much against the new variants.

And yet, cases look to be on a consistent decline around the country, which remains really

hard to fully explain.

This is America Dissected.

I'm your host, Dr. Abduolal Sayed.

And as always, I'm going to do my best to explain it.

To be totally honest with you, this is the most confusing moment of the pandemic.

There's good news, and there's bad news.

I always like the bad news first, so that's how you're going to get it.

First, there's this.

Tonight health experts say dangerous COVID variants could push the country to a powerful

new surge in a matter of weeks.

The South African variant of the virus has now been found in two people in South Carolina.

We are going to see something like we have not seen yet in this country.

There are now several new variants, and they continue to pop up.

Initially, there was the variant shown to be up to 30% more transmissible from the UK,

B-117.

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