Nelson Mandela Former South African president Nelson Mandela has been readmitted to hospital with a recurrent lung infection, the presidency said Thursday. The 94-year-old was hospitalised "due to the recurrence of his lung infection" just before midnight on Wednesday, President Jacob Zuma's office said in a statement. It is the second time this month that the anti-apartheid hero has spent the night in hospital and follows a nearly three-week stay in December for the lung infection and for surgery to extract gallstones. Earlier this month, he spent a night in hospital for a "scheduled medical checkup". "Doctors are attending to him,