Jacqueline Kennedy with her children, John Jr. and Caroline, and her brother-in-law Robert Kennedy greet the Queen, during a ceremony to unveil a monument to John F. Kennedy at Runnymede.

Jacqueline Kennedy with her children, John Jr. and Caroline, and her brother-in-law Robert Kennedy greet the Queen, during a ceremony to unveil a monument to John F. Kennedy at Runnymede.