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President Barack Obama speaks to crowds attending the memorial service for former South African president Nelson Mandela at the FNB Stadium in Soweto near Johannesburg, Tuesday, Dec. 10, 2013. (AP Photo/Matt Dunham)
President Barack Obama speaks to crowds attending the memorial service for former South African president Nelson Mandela at the FNB Stadium in Soweto near Johannesburg, Tuesday, Dec. 10, 2013. (AP Photo/Matt Dunham)

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Obama: We can still learn from Mandela

U.S. President Barack Obama spoke at the Nelson Mandela memorial in Johannesburg.

Obama: We can still learn from Mandela

U.S. President Barack Obama spoke at the Nelson Mandela memorial in Johannesburg.