NOTE: Enriched uranium is needed to make nuclear weapons.  It is made in a centrifuge.

1. The United Nation's IAEA (International Atomic Energy Agency) is the U.N.'s nuclear weapons watchdog. Inspectors work to verify that safeguarded nuclear material and activities are not used for military purposes. Why is Iran threatening to limit its cooperation with the IAEA?

2. What does the IAEA's latest report say about Iran's nuclear program?

3. Who is Ali Larijani?

4. What position does Mr. Larijani take on Iran's nuclear program?

5. a) Why did Republican presidential candidate Sen. John McCain call Sen. Barack Obama "naive"?
b) Do you agree with Sen. McCain? Explain your answer.

PLEASE NOTE:  "Answers by Email" has ended for the summer.