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On your mark. Yes, sir. Bye. We're back in the nation's favorite tent. Let's do this. And it's packed with a fresh batch of famous faces.

As long as it's edible, I'd be happy.

Don't chalk, trying my key.

How can it be?

The great celebrity baker for Stand Up to Cancer on Channel 4.

Stream now.

TV this weekend on C-SPAN 2.

Thanks now. TV this weekend on C-SPAN 2. Next on lectures in history,

George Washington University professor Chris Tudah teaches a class about foreign relations

between the United States and the Soviet Union during President Reagan's administration.

He begins with the Iran-Contra affair,

then examines how changes in Soviet leadership during the 1980s impacted Cold War policies in both

countries. His class is about 75 minutes. All right, this morning we're going to finish up our discussion of Iran-Contra, which, as we discussed on Monday, is the, for lack of a better word, disaster that occurred from the whole Lebanese intervention.

Keep in mind in the early 80s, 82, 83, when Reagan decides because of all the problems that are occurring in Lebanon.

As a reminder, why do we intervene?

Why did the United States join the French and the Italians

in sending peacekeepers, Marines, to Lebanon?

What's happening in that country in the early 80s?

Vikram.

American hostages have been taken. In other words, remember, these are civilians for the most part.

...