Part 1: A misguided U.S. program called Atoms for Peace left nuclear bomb-grade uranium scattered across the globe.
Part 2: The U.S. races to solve riddle in order to retrieve bomb fuel.
The mission was indisputably military, but the man calling the shots was not a soldier but rather a Saudi businessman helping finance the battle.
Impact and reaction
Now cited as evidence of weapons activity, the facility was provided to the shah's government.
A rare look at the underground U.S. chapter of the international Muslim Brotherhood, the world's most influential Islamic fundamentalist group.
A reported meeting in Prague, and a Nigerian offer of uranium, do not hold up to scrutiny.
More thieves are trafficking in plutonium and highly enriched uranium, the essential materials for a nuclear device.
