Iraq is a long way from the U.S., but what happens there matters a great deal here. For the risks that the leaders of a rogue state will use nuclear, chemical or biological weapons against us or our allies is the greatest security threat we face.

Well I do think, when there are more women, that the tone of the conversation changes, and also the goals of the conversation change. But it doesn't mean that the whole world would be a lot better if it were totally run by women. If you think that, you've forgotten high school.

NATO has been a thread throughout my life.

I've never been to New Zealand before. But one of my role models, Xena, the warrior princess, comes from there.

I was in Europe and it was at this stage that I fell in love with Americans in uniform. And I continue to have that love affair.

A great task has been completed and an even larger one remains.

To be safe at the expense of the liberty of other people is a difficult equation.