Nelson Mandela's grandson humiliated in love triangle after beautiful French bride he broke the law to marry had baby with his OWN BROTHER

Mandla Mandela, 38 (pictured left), and his wife Anais Grimaud have split after Mandla discovered their baby son was actually sired by one of his own brothers. Mandla and Anais presented the boy to Nelson Mandela last year, right. Today Mandla announced in a statement: 'I can confirm DNA tests conducted have confirmed the child is not mine.'