The celeb couple was eyed in New Hampshire on Monday and Tuesday.
"If we don't have a border, we don't have a country," he added.
"Because, you know, I have to be careful what I say."
"That means you’re doing something right,” Rubio said.
"I always have to remind people that this is really early in the process," he added.
"It was a great moment," Trump added of his supporter's words.
“In a certain way, evil,” Trump responded when Clinton’s name appeared.
Trump called former President Bill Clinton "intelligent" and said Jeb Bush was a "loser."
"I’m really cool with whatever happens here. I’ve always been zen.”
Most Democrats see her as the eventual nominee, pollsters found.