I have never believed you go to war in Iraq, you go to war in Afghanistan, and believe that you can deal with those battlefields, those countries, in microcosms, or narrow channels.

This is a complicated time to govern in the world today because of so much going on and it's coming at us at such an unprecedented rate.

I have never believed you go to war in Iraq, you go to war in Afghanistan, and believe that you can deal with those battlefields, those countries, in microcosms, or narrow channels.

There are always consequences to actions that you take. There are consequences to inaction. And thinking through, asking the questions, "Well, then what happens? What comes next?" is critically important.

I am fully supportive of 'open service' and committed to LGBT military families.

Bogging down large armies in historically complex, dangerous areas ends in disaster.

It's critically important that we have governments to work with, that we have entities to work with. President Hadi has been a good partner in that, and we would hope that the next set of leaders that govern Yemen will also take the same approach to cooperation with the United States.