Robert F. Kennedy Jr's estranged wife, Mary Richardson Kennedy, who had fought drug and alcohol problems, has been found dead at the family property.

Former US senator Edward M. Kennedy became a magnet for extremist rage in the decades after his brothers were gunned down, living under constant, chillingly specific assassination threats targeting him, according to newly released FBI documents.

Senator Edward Kennedy’s body was taken on the first leg of its final journey, first past landmark after landmark bearing his family’s famous name and then to his murdered brother’s presidential library where mourners lined up by the thousands to bid farewell to him.

Eunice Kennedy Shriver was celebrated by family members as a passionate humanitarian and a pious woman devoid of vanity, hours after thousands of mourners flocked to a church to pay their respects to the founder of the Special Olympics.