The infamous royal rift between Prince William and Prince Harry has been going strong for years now, and royal experts agree that the person who would be most heartbroken of all by the situation would be be the brothers' late mother, Princess Diana.
In the lead-up to the 28th anniversary of the beloved royal's untimely death, several royal experts, historians, and biographers weighed in on the topic in interviews with People, including Princess Diana's biographer, Andrew Morton.
