Tatiana Schlossberg, granddaughter of former US President John F. Kennedy and an environmental journalist, has died at 35 from acute myeloid leukemia. She revealed her diagnosis in a November essay for The New Yorker, detailing her battle with the rare blood cancer discovered after the birth of her second child. Schlossberg was also known for her critical stance on her relative Robert F. Kennedy Jr.'s policies. She is survived by her husband and two children.