Tourists take photos and visit Buckingham Palace in London, Tuesday, Sept. 10, 2024. Kate, Princess of Wales announced Monday that she has completed chemotherapy treatment for cancer and plans to return to some public duties. (AP Photo/Alberto Pezzali)

Tourists take photos and visit Buckingham Palace in London, Tuesday, Sept. 10, 2024. Kate, Princess of Wales announced Monday that she has completed chemotherapy treatment for cancer and plans to return to some public duties. (AP Photo/Alberto Pezzali)

A pigeon walks amongst tourists who are visiting Buckingham Palace in London, Tuesday, Sept. 10, 2024. Kate, Princess of Wales announced Monday that she has completed chemotherapy treatment for cancer and plans to return to some public duties. (AP Photo/Alberto Pezzali)

This photo provided by Kensington Palace on Monday, Sept. 9, 2024, shows Kate, Princess of Wales and Prince William with their children Prince George, right, Princess Charlotte and Prince Louis, left. (Will Warr/Kensington Palace via AP)

This photo provided by Kensington Palace on Monday, Sept. 9, 2024, shows Kate, Princess of Wales. (Will Warr/Kensington Palace via AP)