Kate Middleton cancer diagnosis: how the princess is one of the growing number of young people getting cancer

Kate Middleton, now Catherine, Princess of Wales, announced Friday in a video message that she was diagnosed with cancer after doctors performed abdominal surgery on her earlier this year and discovered evidence of the disease.
Kensington Palace did not release details on what type of cancer the princess has, nor did it specify what stage the cancer is or her possible prognosis. But what…