Despite his rare public appearances , news of his ailment spark concerns worldwide . ` ` Anxiety shown by people throughout the world is perfectly understandable , '' spokesman says . Mandela is taken to a London hospital early Saturday . He is treated on his own despite lung infection . His diagnosis of lung cancer dates to when he was a political prisoner .
` ` Anxiety shown by people throughout the world is perfectly understandable , '' spokesman says . Mandela is taken to a London hospital early Saturday . He is treated on his own despite lung infection . His diagnosis of lung cancer dates to when he was a political prisoner .