There seems to be something really odd about his voice, he’s extremely raspy. Not sure how much it means, but in politics things like that sometimes matter wildly out of proportion. While he has that famous last name, he doesn’t appear to have the same sort of aura about him that his father or Uncle John had.
He has a very rare condition that effects his vocal cords
He has spasmodic dysphonia.
He has a condition in his vocal cords.