Open this photo in gallery: Britain's Catherine, Princess of Wales reacts during a visit in Moray, Scotland on Nov. 2, 2023.JANE BARLOW/Getty Images The Princess of Wales said Friday she is “making good progress” in her cancer treatment and will attend King Charles III ‘s ceremonial birthday parade on Saturday, Kate’s first public appearance since her diagnosis. The 42-year-old wife of Prince William has not made any public appearances this year. She announced in March that she was undergoing chemotherapy for an unspecified form of cancer. “I am making good progress, but as anyone going through chemotherapy will know, there...