Princess Catherine's video message: What is known about Kate's cancer. With her video message, Princess Catherine ends speculation about her health.
Why are the royals only making this public now? And what's next for Britain's future queen? The overview. Kate said she is receiving chemotherapy and is in the early stages of treatment. Kate will return to duty if her medical team gives her OK, they said. She is in good spirits and is concentrating on getting completely healthy again. In the Great Britain, the announcement is the top topic of conversation.