I'm not responding to any of the personal attacks that come from Donald Trump, because he can say whatever he wants about me, and I have more votes than he does as we sit here today. More Americans have voted for me.

We need to be as well prepared to defend ourselves against public health dangers as we should be to defend ourselves against any foreign danger.

I`m running for president because everyday Americans and their families need a champion, and I want to be that champion. I want to make the words middle class mean something again.

Increasingly, we are seeing cyber attacks coming from states, organs of states. The most recent and troubling of these has been Russia.

Is it important that you have a strong leadership for your party? I think it's critical.

Today, you've got hedge fund billionaires aligned with Karl Rove, running ads against me to try to get Democrats to vote for you [Bernie Sanders]. I know this game. I'm going to stop this game.

Never stop believing that fighting for what is right is worth it.