✦ Trend AnalysisWhy is this trending now?
The late Princess Diana's brother, Charles Spencer, is making astonishing claims related to his sister's death and King Charles' behavior at the time in a new book. Holly Williams has more. The brother of the late Princess Diana claims in his upcoming book that then Prince Charles sounded upbeat after his ex-wife died in a Paris car crash in 1997. When asked about these allegations, Buckingham Palace referred to a statement it released earlier this week saying that the king "is mindful that the pain of fraternal grief can cloud reason, affect judgement and colour memory, even many years after such a loss." Watch more of Charles Spencer interview only on "CBS Sunday Morning." Princess Diana's brother, Earl Charles Spencer, makes stunning allegations in a new memoir against then-Prince Charles, now King Charles III, and his reaction to Diana's death. Holly Williams reports.