Most US presidents since World War II have led military actions without a declaration of war by Congress, though most, if not all, have properly consulted and sought support from Congress. That is the wise thing to do.
We're not running out of [fixed] targets. Afghanistan is.
There are a lot of things that are said by people in the military, or civilian life, or in the Congress, or in the Executive Branch, that are their views. And that's the way we live. We're a free people. And that's the wonderful thing about our country.