URGENT - South Africa Mandela Illness

Published On: Dec 11 2012 03:29:10 AM CST

(CNN) -- Nelson Mandela's current hospitalization is due to a lung infection, authorities said Tuesday. A statement from the President Jacob Zuma's office said that tests revealed "a recurrence of a previous lung infection." Mandela is responding to the treatment, the statement from the office said. Mandela is 94.