United Nations Secretary-General Ban Ki-moon (1st R) speaks next to former U.S. president Bill Clinton (C) and Reverend Jesse Jackson during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation. (Xinhua/Niu Xiaolei)
Andrew Mlangeni, a close friend of Mandela who has been imprisoned together with him, speaks during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation.(Xinhua/Niu Xiaolei)
Andrew Mlangeni, a close friend of Mandela who has been imprisoned together with him, speaks during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation. (Xinhua/Niu Xiaolei)
Former U.S. president Bill Clinton (C) speaks as Reverend Jesse Jackson (L) and United Nations Secretary-General Ban Ki-moon look on during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation. (Xinhua/Niu Xiaolei)
Former U.S. president Bill Clinton (front) speaks as Reverend Jesse Jackson looks on during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation. (Xinhua/Niu Xiaolei)
United Nations Secretary-General Ban Ki-moon (1st R) speaks with former U.S. president Bill Clinton during an informal plenary meeting of the UN General Assembly on the occasion of the Nelson Mandela International Day, at the UN headquarters in New York, on July 18, 2013. The United Nations on Thursday marked the Nelson Mandela International Day, celebrating his 95th birthday and honoring his devotion to public service, social justice and reconciliation.(Xinhua/Niu Xiaolei)