This is CBS I in the World. I'm John Batchel with Craig Unger.

The new book is Den of Spies, Reagan, Carter, and the Secret History of the Treason that stole the White House.

October surprise.

So far we've heard from all the players in the Republican Party, all the players in the Carter White House,

the go-betweens for Bill Casey, his network reaching back to the OSS. We've heard from

major publications, Newsweek and Esquire. We have information gathered together for AP and for

publication, investigations by the Joint Committee, 919 92, investigating the October surprise story.

Gary Sixth book about it, Gary Sixth op-ed page.

We talked to all that.

What about Iran?

It is now the fall of 2014.

Craig arrives in Iran.

He's got a visa for a week.

What was your mission, Craig?

What were you looking for?

Well, I figured if the October surprise took place, if there was a deal between the Republicans, Iran, there had to be people in Iran who knew about it.

And one of the key people I wanted to interview was a guy named Mosen Rafiqqqqqqqqqq.

And he had been an ally of Ayatollah Khomeini from the very start.

He had been in Paris when Khomeini was in exile there.

And he accompanied Khomeini on the flight back to Tehran, at which point Khomeini was greeted by millions of people in the streets celebrating

his return. And Rafi Duke was actually chauffeering the car as they drove Khomeini through the

streets. He later became head of arms. He soon became head of arms procurement for Khomeini for Khomeini's new revolutionary

...