A New Unauthorized Biography on Melania Trump

Melania Trump is First Lady to one of the most divisive presidents in American history. But she remains a mysterious figure. In her new book "The Art of Her Deal," Pulitzer Prize-winning reporter Mary Jordan sets out to uncover the real Melania, and the picture she paints is one of a political power broker who holds serious sway in the White House. She joins Christiane to discuss.