FILE - Ethel Kennedy, left, subject of the HBO documentary "Ethel," poses for a portrait with her daughter Rory Kennedy, the director of the film, Wednesday, Aug. 1, 2012 in Beverly Hills, Calif ...

Ethel Kennedy, a human rights advocate and the widow of Robert F Kennedy, has died aged 96, her family says. A matriarch of one of America's most famous political dynasties, she died on Wednesday ...

"I don't know how Ethel tolerated it, frankly," says Nicholas Katzenbach, one of Kennedy's assistant attorneys general. "Because Bobby would call up at the last minute, and say uh, 'Ethel ...