John F. Kennedy’s granddaughter disclosed Saturday that she has terminal cancer, writing in an essay in “The New Yorker” that one of her doctors said she might live for about another year and criticizing policies pushed by her cousin, Health and Human Services Secretary Robert F. Kennedy Jr . Tatiana Schlossberg, the daughter of Kennedy’s daughter, Caroline Kennedy, and Edwin Schlossberg, said she was diagnosed in May 2024 at 34. After the birth of her second child, her doctor noticed her white