By Jason Straziuso/AP South Africa's president says that Nelson Mandela remains in serious but stable condition during his fourth day in the hospital.
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Nelson Mandela remains in serious condition
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Mandela responding to treatment for pneumonia
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It's not looking good for Zuma
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President wants KPK to remain strong
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'South Africa faces threat'
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Mubarak suffering from critical health problems?
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Mandela leaves hospital after treatment
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Mandela leaves hospital after treatment for pneumonia
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Nelson Mandela 'responding positively' to treatment
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Mandela discharged from hospital
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Former South African president Nelson Mandela discharged from hospital
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Mandela admitted to hospital, South African presidency says
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Margaret Thatcher hospitalized ``in stable condition''
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President Jacob Zuma is on a roll
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Mauritius Vice-President admitted in hospital
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'Mandela underwent laparoscopy, doing fine'
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Mugabe says meeting with Zuma went well