We dont want the Taliban to put down roots, or the al Qaeda to put down roots in Afghanistan that can facilitate Afghanistan becoming - once again - a launching pad for international terrorism.

You know, great powers don't get angry, great powers don't make decisions hastily in a crisis.

There are problems in the world today.

We dont see that the Taliban ultimately can succeed, and its a combination both of what the international community can do to support Afghanistan, not just in the short term, but over the long term.

The Russians haven't helped us at all in the fight against ISIS. When you total up the numbers of sorties that have been going into Syria, aircraft attacks, if you will, going into Syria, when the Russians said they were going to assist, we got a very small number of Russian sorties.

The best thing I ever did was give my family everything I could.

What we need to do is ensure that we don't create an environment that puts us on a track conceivably where the United States military finds itself in a civil military crisis with a commander in chief who would have us do illegal things.