Debbie Yazbek, Nelson Mandela Foundation/AP PhotoFormer South African President Nelson Mandela reads an advance copy of his latest book titled "Nelson Mandela By Himself'" at this home in Johannesburg, South Africa, Friday, June 17, 2011.
AP PhotoNelson Mandela and wife Winnie, walking hand in hand, raise clenched fists upon his release from Victor prison, Cape Town, Sunday, February 11, 1990. The African National Congress leader had served over 27 years in detention.
AP PhotoANC leader and symbol of resistance to apartheid, Nelson Mandela, is seen as he gives the black power salute to the 120,000 ANC supporters packing Soweto's Soccer City stadium, February 13, 1990, in Soweto, near Johannesburg, South Africa, shortly after his release from 27 years in prison. Seen below is an ANC marshal scanning the crowd with binoculars.
Claudio Luffoli/AP PhotoPope John Paul II, right, shakes hands with Nelson Mandela, deputy leader of African National Congress, during a private audience at the Vatican, Friday, June 15, 1990, Rome, Italy.
Peter Southwick/AP PhotoJacqueline Kennedy Onassis casts a smiling glance at Nelson Mandela, deputy president of the African National Congress, during Mandela's visit to the John F. Kennedy Library on June 23, 1990 in Boston. The Kennedy family has been a longtime opponent of South Africa's policy of apartheid.
John Parkin/AP PhotoWinnie Mandela, right, wife of African National Congress leader Nelson Mandela, left, arrive at the Johannesburg Supreme Court Monday, Feb. 4, 1991 in Johannesburg, South Africa, where Mrs. Mandela appeared on kidnapping and assault charges.
Alejandro Balaguer/AP PhotoCuban President Fidel Castro, right, and African leader Nelson Mandela gesture during the celebration of the "Day of the Revolution" in Matanzas Saturday, July 27, 1991. Cubans celebrate 38th anniversary of the revolution.
Adil Bradlow/AP PhotoNelson Mandela, left, and his wife Winnie, right, at Cape Town's airport prior to a flight to Johannesburg in this February 1990 photo, the day after his release from prison.
Greg English/AP PhotoFormer U.S. presidential candidate Jesse Jackson, second from left, and Nelson Mandela, second from right, look on as their wives, Winnie Mandela, left, and Jacqueline Jackson hold hands when the Jacksons visited he Mandelas Soweto home in South Africa, Feb. 15, 1990. Mandela was released from prison last Sunday after serving over 27 years.
Christian Lutz/AP PhotoIn this June 13, 1990 file photo, Deputy leader of the African National Congress Nelson Mandela and his wife Winnie wave from a Strasbourg's Town Hall balcony.
Chester Higgins Jr./AP PhotoNelson Mandela, accompanied by his wife, Winnie, far left, is greeted by Rev. Jesse Jackson, right, at Kennedy Airport, in New York on June 20, 1990. At center is New York City Mayor David N. Dinkins, who also welcomes Mandela at the outset of a three-day visit to the city.
David Brauchli/AP PhotoPresident of the African National Congress Nelson Mandela gives the "black power" salute to his supporters after his arrival at a rally in the rural town of Ingwavuma in northern natal Saturday, Nov. 20, 1993. Mandela is campaigning for the April 27, 1993 elections in Natal, one of the most violent regions in South Africa.
Jacqueline Arzt/AP PhotoSouth African President Nelson Mandela salutes an officer from the First Battalion Irish Foot Guards as he departs with Britain's Queen Elizabeth II in a horse-drawn carriage for Buckingham Palace following his official State visit arrival ceremony at Horseguards Parade in London Tuesday July 9, 1996. Mandela is in Britain on a four-day State visit.
Doug Mills/AP PhotoNelson Mandela, Deputy President of the African National Congress, acknowledges applause as he stands before a Joint Meeting of Congress on Capitol Hill in Washington Tuesday, June 26, 1990. House Speaker Thomas Foley of Washington, left, and Senate President Pro Tempore Robert Byrd of West Virginia applaud from behind.
Greg Gibson/AP PhotoIn this July 4, 1993 file photo, President Bill Clinton, left, and Nelson Mandela listen during Fourth of July ceremonies in Philadelphia during which Clinton presented the Philadelphia Liberty Medal to the African National Congress president and South African President F.W. de Klerk.
John Parkin/AP PhotoAfrican National Congress President Nelson Mandela waves a peace flag on Thursday, Sept. 2, 1993 outside ANC headquarters in Johannesburg where a "Prayer for Peace" meeting was held. "Peace Day" activities were held throughout the country aimed at halting the nation's endemic violence.
Denis Paquin/AP PhotoSouth African President Nelson Mandela is greeted on Capitol Hill on Thursday, Oct. 6, 1994, prior to addressing a joint meeting of Congress. From left are, Senate Minority Leader Bob Dole of Kansas, retiring Senate Majority Leader George Mitchell of Maine, Interior Secretary Bruce Babbitt, and outgoing Agriculture Secretary Milk Espy.
Peter Dejong/AP PhotoFormer South African President Nelson Mandela reacts as German Chancellor Angela Merkel, left, waves farewell after a meeting at the Nelson Mandela Foundation building in Johannesburg, South Africa, Oct. 6, 2007. Former South African President Nelson Mandela has been hospitalized with a stomach ailment, according to a government statement issued Saturday Feb. 25, 2012 about the 93-year-old anti-apartheid icon.
AP PhotoPope John Paul II is welcomed by South African President Nelson Mandela, right, upon his arrival at Johannesburg airport at the start of his first official visit to South Africa Saturday September 16, 1995.
Sasa Kralj/AP PhotoDalai Lama, exiled spiritual leader of Tibet, waves along with South African President Nelson Mandela, to the people, during official reception at the presidential office in Cape Town, Thursday, Aug. 22. 1996. Dalai Lama is in short visit to South Africa lecturing about peaceful struggle of Tibetans.
Jacquelyn Martin/AP PhotoSecretary of State Hillary Rodham Clinton meets with former South Africa President Nelson Mandela, 94, at his home in Qunu, South Africa, Monday, Aug. 6, 2012.
Jeff Markowitz/AP PhotoPolice flank Nelson Mandela during an unannounced morning walk in Washington, D.C., June 26, 1990. Mandela walked more than 20 blocks, wearing a New York Yankees cap and Jacket.