U.S. President Barack Obama (L) greets Cuban President Raul Castro (C) before giving his speech, as Brazil’s President Dilma Rousseff looks on, at the memorial service for late South African President Nelson Mandela at the First National Bank soccer stadium, also known Soccer City, in Johannesburg December 10, 2013. Obama shook the hand of Castro at a memorial for Mandela on Tuesday, a rare gesture between the leaders of two nations at loggerheads for more than half a century. REUTERS/Kai Pfaffenbach (SOUTH AFRICA – Tags: POLITICS OBITUARY TPX IMAGES OF THE DAY)
Image: U.S. President President Obama greets Cuban President Raul Castro
