U.S. President Barack Obama (2nd L) and his wife, U.S. first lady Michelle Obama talk to Valerie Jarrett (R), senior advisor to the U.S. president, as Danish Prime Minister Helle Thorning-Schmidt (L) ... more 
U.S. President Barack Obama (2nd L) and his wife, U.S. first lady Michelle Obama talk to Valerie Jarrett (R), senior advisor to the U.S. president, as Danish Prime Minister Helle Thorning-Schmidt (L) sits nearby at a memorial service for late South African President Nelson Mandela at the FNB soccer stadium in Johannesburg December 10, 2013. Picture taken December 10. REUTERS/Kai Pfaffenbach (SOUTH AFRICA - Tags: POLITICS OBITUARY) less 
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Reuters | Photo By KAI PFAFFENBACH / REUTERS
Wed, Dec 11, 2013 7:19 AM EST