Galina Dzhugashvili, a granddaughter of Soviet dictator Josef Stalin who challenged widely accepted accounts of her father's internment at a Nazi prison camp, has died in Moscow, a hospital official said Tuesday. She was 69. Galina Dzhugashvili claimed accounts of her father's death in a Nazi prison camp were false Dzhugashvili died Monday evening at Burdenko military hospital after a struggle with cancer, acting hospital chief Vladimir Nekrasov said.