Secretary of State Hillary Clinton (R) poses for a photograph with Nelson Mandela, 94, former president of South Africa, and his wife Graca Machel (L) at his home in Qunu, South Africa, August 6, 2012. Secretary of State Hillary Clinton (R) poses for a photograph with Nelson Mandela, 94, former president of South Africa, and his wife Graca Machel (L) at his home in Qunu, South Africa, August 6, 2012.