Katie Nicholl, author of 'The New Royals,' speaks with ET's Rachel Smith about how Queen Elizabeth II felt about Prince Harry and Meghan Markle giving up their royal duties. The two stepped away from their roles as senior working members of the royal family in 2020. Nicholl also dives into the rift between Harry and his brother, Prince William, and how the brotherhood evolves with the Prince of Wales in his new position and if it will repair what's broken between them.