"He gets in, and all of a sudden, you're stuck with a man who's a moron,” Trump said. "This is not good." ...

President Donald Trump rambled about his ability to correctly identify animals as he touted his mental acuity on Friday, ...

Donald Trump has reignited controversy by boasting about 'acing' cognitive tests and proposing mandatory exams for presidential candidates, drawing ridicule from critics and sparking legal debate.

Donald Trump reignited debate over presidential mental fitness after boasting at a Florida rally and on social media that he ...