Jason Knauf—a former royal aide to Prince William and Kate Middleton—is opening up about his work with the Royal Family in a new interview. As well as sharing his thoughts on what Prince William will be like when he becomes king, Knauf addressed the difficult decisions the Prince and Princess of Wales made in the wake of Kate's cancer diagnosis.

In January, the Princess of Wales announced her cancer was now in remission after concluding chemotherapy in September.

The Sun newspaper reports that Jason Knauf was speaking to Australian current affairs show 60 Minutes Australia when he shared taking an emotional phone call from William, recalling: “Within a couple of weeks if you’re Prince William, you find out that both your wife and your father have cancer.