The Princess of Wales has announced tonight that she has been diagnosed with cancer aged 42 and is undergoing ‘preventative’ chemotherapy. In a deeply emotional video message, filmed at Windsor on Wednesday, Catherine revealed the news had come as a ‘huge shock’ and that she and William ‘have been doing everything we can to process and manage this privately for the sake of our young family’. 🎥 BBC Studios/PA #katemiddleton #royals #royalfamily #princessofwales