This November 26, 1963 file photo shows Jaqueline Kennedy, her children Caroline Kennedy and John F. Kennedy Jr, brothers-in law Ted Kennedy (L, back) and Robert Kennedy (R) during the funeral for her husband US President John F. Kennedy in Washington, DC.
- [Stringer/AFP/Getty Images]

John Kennedy Jr. playing in the Oval Office at the White House, Washington, DC, October 15, 1963.
- [Liaison Agency/AFP/Getty Images]

Timothy Shriver (L), enters the Elysee Palace in Paris, France, followed by John F. Kennedy Jr., Maria Shriver (R), and Caroline Kennedy in the background, March 21, 1975.
- [Stringer/AFP/Getty Images]

Far away from the US electoral campaign, Jacqueline Kennedy and her children John-John (R) and Caroline (L) go boating in Central Park, New York on September 16, 1964.
- [Stringer/AFP/Getty Images]

John Kennedy Jr. playing in the Oval Office at the White House, Washington, DC, October 15, 1963.
- [Liaison Agency/AFP/Getty Images]

This 1962 file photo shows John F. Kennedy, Jr. playing with his mother's necklace at the White House.
- [Stringer/AFP/Getty Images]

First Lady Jackie Kennedy is greeted by her children after arriving from a trip October 17, 1963.
- [National Archive/Newsmakers/AFP/Getty Images]