William R. Richardson: “Let me say that I am told that Secretary O'Leary has agreed to 10 percent, and I believe the 15 percent is a goal that…”

The U.S. military relationship with South Korea is in our interest, too, and sometimes, I will say, the president says, well, they should pay more.

The impasse is that what we're saying the North Koreans, 'Look, we're ready to talk to you but you've got to take some concrete steps towards denuclearization. Stop sending those missiles out. Stop detonating nuclear weapons. Behave…

If we delay and not try to fix these problems sooner than later and it gets into a Mexican election, we, the United States, lose leverage by delaying.

The wall is a huge mistake. It is a geopolitical mistake. It is unworkable. It is going to cost $50 billion. Mexico is not going to pay for it.