Kate Middleton tried to mediate Prince William, Prince Harry split: author Russell Myers, author of "William and Catherine," details how the Prince and Princess of Wales were left hurt by the Duke and Duchess of Sussex's departure and the fallout that strained royal family ties. NEW You can now listen to Fox News articles! Kate Middleton got candid this week on what aspect of royal life she finds "really hard." While joining a small group of women on Tuesday at a Buckingham Palace reception to