John F. Kennedy Jr. assassinated in 1968, his mother took him and his sister out of the United States, saying: "If they're killing Kennedys, then my children are targets ... I want to get out of this country." The same year, she married Greek shipping tycoon Aristotle Onassis, and the family went to live on his private island of Skorpios. Kennedy is said to have considered his stepfather "a joke". In 1971, Kennedy returned to the White House with his mother and sister for the first time since the assassination. President Richard Nixon's daughters gave Kennedy a tour that included his old bedroom, and
Jacqueline Kennedy Onassis neck, and was diagnosed with non-Hodgkin lymphoma. She began chemotherapy in January 1994 and publicly announced the diagnosis when she stated that the initial prognosis was good. She continued to work at Doubleday, but by March the cancer had spread to her spinal cord and brain, and by May to her liver. Onassis made her last trip home from New York Hospital–Cornell Medical Center on May 18, 1994. The following night at 10:15 p.m., she died in her sleep at age 64. John F. Kennedy, Jr. announced his mother's death to the press, stating she had been "surrounded by her