Laura Kuenssberg staggered as Earl Spencer makes King Charles 'threat' on BBC Brother of Diana, Princess of Wales says he 'knows a lot of things' about the monarch in interview to promote new book

Earl Spencer has been accused of making “threats” against King Charles during a BBC interview with Laura Kuenssberg after he warned that he “knows lots of things” about the monarch. In an interview filmed at his home in Althorp House, Northamptonshire, the brother of Diana, Princess of Wales was asked about allegations he made about the Royal Family in his new book about his sister.