From the video:
“Let me tell you, I’m a really smart guy. I was a really good student at the best school in the country. The reason I have a little doubt, just a little, is because he grew up and nobody knew him,” Trump said in the interview that aired Thursday.
“If I got the nomination, if I decide to run, you may go back and interview people from my kindergarten. They'll remember me. Nobody comes forward. Nobody knows who he is until later in his life. It's very strange,” the Celebrity Apprentice host added. “The whole thing is very strange.”