Is President Trump gray again? There has long been speculation that Trump dyes his hair, but now the color is changing almost daily. Side-by-side photos show the difference. President Trump's niece Mary Trump went on the attack Wednesday in her first TV interview following the release of a new tell-all book about her uncle. "He is utterly incapable of leading this country. And it's dangerous to allow him to do so," Mary said on "Good Morning America."