When families are strong, America is strong.

The worst part of what we heard Donald [trump] say has been about nuclear weapons. He has said repeatedly that he didn't care if other nations got nuclear weapons, Japan, South Korea, even Saudi Arabia. It has been the policy of the United States, Democrats and Republicans, to do everything we could to reduce the proliferation of nuclear weapons.

People are great across America.

I think people do want change, but we want to make sure that the change will actually help people. And that's why I reject the change agenda that Donald Trump has.

The United States compared to a number of our competitors is the only government in the world with any kind of safeguards, any kind of checks and balances. They may in many respects need to be strengthened and people need to be reassured, and they need to have their protections embodied in law.

Too many young African-American and Latino men ended up in jail for nonviolent offenses.

Tunnels, our ports, our airports - they need work. And there are millions of jobs to be done.