The Princess of Wales has issued a personal message revealing that she has been diagnosed with cancerfollowing her abdominal surgery earlier this year and that she is undergoing preventative chemotherapy.The news comes after many weeks of speculation about the health of the 42-year-old future queen, who has not been seen on official duties since Christmas.On the Sky News Daily, Jonathan Samuels is joined by our Royal Correspondent, Rhiannon Mills to discuss how this news will impact the Royal Family and when we can expect to see Catherine resume full duties.Producer: Rosie GillottEditor: Wendy Parker