Once you get a probability of an accident occurring, the question is what's the impact to people? That's where the risk is low.

That's why the ceramic form of the plutonium is an important safety feature. The ceramic fractures into chunks and large particles, which are not breathable and can be cleaned up.

In a way, you can think of it as a nuclear battery. It's very rugged and has no moving parts.

He's a lot more versatile than a lot of people give him credit for.

There are people along the highway that can't even get out of their driveways.

People have been asking for help for years.