During my tenure in the Bush administration, there wasn't after 9-11 a single American killed in the U.S.

by terrorists, and we stopped a lot of terrorists.

Now, could we have done less, maybe, but less might have resulted in an attack.

So it's hard to criticize that.

Hello and welcome to the GZero World Podcast.

Here you'll find extended versions of interviews for my show on public television.

I'm Ian Bremmer, and today, 20 years have passed since 9-11, but is the world any safer?

As the Taliban regains control in Afghanistan, was the war on terror a failure, or has it kept America safe from harm?

I speak to two people who have firsthand experience crafting policy since the towers fell.

First, Michael Chertoff, who led the Department of Homeland Security under President

George W. Bush.

And later, Rory Stewart, who has worked extensively in Afghanistan and served as the UK's

Secretary of State for International Development. Let's get right to it.

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