Donald Trump: “This is an invasion.”

Within the next two years, NASA will launch the first-ever nuclear-powered spacecraft to Mars.

I would rather not destroy the rest of the country if possible, but maybe I will have to. You'll know soon enough.

They knocked out – they built a little bit of an anti-aircraft device and we knocked it out in about 15 minutes, maybe five.

Our calling is to explore. Our purpose is to build, and our aim is always to win.