So we're entering to a tough period that if we do it right we'll only have to do it once

for six to ten weeks.

It has to be the whole country and having states go at different things or thinking you

can do it county by county, that will not work.

The cases will be exponentially growing anywhere you don't have a serious shutdown.

That was Bill Gates talking to Anderson Cooper and me eight weeks ago.

At the time, over 63,000 Americans had died from COVID-19.

But since then, that number has skyrocketed.

And while many states are trying to reopen businesses and operate in this new normal,

some are reporting their highest daily case counts since the pandemic began.

The only end in sight seems to be the arrival of a vaccine.

That's why Bill Gates is contributing hundreds of millions of dollars toward coronavirus

vaccine trials through the Bill and Malinda Gates Foundation.

So Anderson and I sat down with Gates for another conversation.

And in this episode, you'll hear what he had to say about the prospect of a vaccine for

COVID-19.

I'm Dr. Sanjay Gupta, CNN's Chief Medical Correspondent.

And this is coronavirus, fact versus fiction.

Bill, thanks so much for coming back to speak with us.

I thought we'd be having a different conversation, frankly, end of June about this.

Last time we spoke, I asked you about cognitive dissonance.

You know, this idea that people are already taking victory laps, acting as if the pandemic

...