Former President Donald Trump isn't losing sleep over the prospect that he could end up behind bars, he said in an exclusive interview with NBC's "Meet the Press" moderator Kristen Welker.

"I don't even think about it," Trump, who has been indicted four times this year, said when asked if he worries about prison at night. "I'm built a little differently I guess, because I have had people come up to me and say, 'How do you do it, sir? How do you do it?' I don't even think about it."

Later in the interview, which was recorded Thursday at Trump's Bedminster golf club and which airs Sunday on NBC affiliates, the former president returned to the question.

"When you say, do I lose sleep? I sleep," he said. "I sleep. Because I truly feel that, in the end, we're going to win."... Read More: NBC News