A security guard attaches a tribute message from mourners to a tree outside the home of former South African president Nelson Mandela in Johannesburg, South Africa, Friday, Dec. 6, 2013. Mandela passed away Thursday night after a long illness. He was 95. As word of Mandela’s death spread, current and former presidents, athletes and entertainers, and people around the world spoke about the life and legacy of the former South African leader. (AP Photo/Themba Hadebe)