Graça Machel's letter to Winnie Madikizela-Mandela

#WinnieMandela | Graça Machel, Former President Nelson Mandela’s widow, has written a heart-warming open letter to Winnie Madikizela-Mandela , whom she refers to as her ‘big sister’. Madikizela-Mandela passed away on Monday, 2 April 2018. For more news, visit: sabcnews.com