1/13Portraits of Nelson Mandela depicted in various stages of his life in Soweto, South Africa, seen March 28, 2013.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
2/13Painted stones with well-wishes for Nelson Mandela in the garden outside his house in Houghton, Johannesburg, March 28, 2013.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
3/13Nelson Mandela and his then wife, Winnie, salute well-wishers as he leaves Victor Verster prison on February 11, 1990.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
4/13This undated photograph shows Nelson Mandela and his former wife, Winnie.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
5/13South African State President Frederik Willem de Klerk, left, and Deputy President of the African National Congress Nelson Mandela, right, prior to talks between the ANC and the South African government, Cape Town, May 2, 1990.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
6/13ANC leader and symbol of resistance to apartheid, Nelson Mandela, is seen as he gives the black power salute to the 120,000 ANC supporters in Soweto's Soccer City stadium in Soweto, near Johannesburg, South Africa, Feb. 13, 1990.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
7/13Nelson Mandela attends a rally in this 1993 photo.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
8/13President Nelson Mandela and Britain's Prince Charles shake hands alongside members of the Spice Girls' Emma (L), and Gerri (R) at Mr. Mandela's residence November 1, 1997.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
9/13The former South African president, left, and his wife, Graca Machel, wave to the audience during a Live 8 concert in Johannesburg, South Africa, July 2, 2005.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
10/13Former South African president Nelson Mandela, center, followed by his grandson Mandla Mandela, rear right, arrives at the ceremony in Mvezo, South Africa, April 16, 2007.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
11/13Mandela poses for a photograph after receiving a torch to celebrate the African National Congress' centenary in his home village, Qunu, in rural eastern South Africa, May 30, 2012.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
12/13School children read the history of former South African president Nelson Mandela written on a chalkboard, ahead of the opening of a container library by the Bill Clinton foundation in celebration of Mandela day, at a school in Qunu, July 17, 2012.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
13/13Children sing happy birthday in honor of former South African president Nelson Mandela during celebrations for Mandela's birthday in Mvezo, South Africa, July 18, 2012.
Former South African president Nelson Mandela is reported to be improving after being hospitalized for a lung infection.
