(240323) -- LONDON, March 23, 2024 (Xinhua) -- This file photo shows Kate, Britain's Princess of Wales, and Prince William standing on the balcony of Buckingham Palace following the coronation ceremony of Britain's King Charles III in London, Britain, on May 6, 2023. Kate said on Friday that she has been diagnosed with cancer and is undergoing chemotherapy. In a personal video message posted on X (formerly Twitter), 42-year-old Princess Kate said that tests after her planned abdominal surgery in January had found cancer. (Xinhua/Li Ying)