Donald Trump questions the single belt buckle theory and the pyramid theory.

On "Meet the Press" this morning, Donald Trump was asked about Ben Carson:

Well, I feel badly for Ben. I've gotten to like Ben. And it's a tough thing. I mean, he writes a book where he went after his mother, hit her on the head, or wanted to hit her on the head with a hammer. Hitting a friend in the face with a lock, with a padlock, hard in the face, stabbing somebody, only to be broken up by a belt buckle. Which, if you know about belt buckles, they turn and they twist. I don't think they're going to stop a knife with the force of a strong man. And when he writes that he has pathological disease in a book, now he obviously wrote this book prior to thinking about running for office, I assume. But he said he has pathological disease.... Well, if you have pathological disease, that's a problem. I mean, he wrote it. I didn't write it. But he's going to have to explain a lot of things away. The scholarship situation, the dinner with Westmoreland when Westmoreland wasn't there. And the pyramids. You know, a pyramid is a solid structure, essentially. Other than a little area for the pharaoh. And you don't put grain in a pyramid because it's all solid.

He used the same material on "Face the Nation":
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