article_snippet: This revelation comes as a chilling new photograph of a young boy believed to be Sharrouf's son - and brother of the 14-year-old 'bride' - appeared on The girl social media site.
article_snippet: The picture shows two children sitting in front of an Islamic State flag.
article_snippet: One of two children sitting in front of an Islamic State flag is believed to be Sharrouf's son.
article_snippet: While a young boy is thought to be a Yazidi slave.
article_snippet: It is not clear who is her younger brother and who is a Yazidi slave .
article_snippet: One of the boys, who is holding a knife, also appears in the Twitter profile photo of 'Playboy Jihadi' Mahmoud Abdullatif's widow Zehra Duman .
article_snippet: Sharrouf posted a photo last year of Sharrouf son holding up a severed head, causing international uproar .
article_snippet: One of the children - who in a different photo appears to be holding a knife with a rifle in the background in the profile picture of 'Playboy Jihadi' Mahmoud Abdullatif's widow Zehra Duman - seems to be a poster child for the extremist organisation.
article_snippet: The same brown-eyed boy (front) appeared in another photo posted last year on Sharrouf's Twitter accounts . '
highlights_snippet: The 14-year-old also posted a photo of two young boys posing with guns .
  
highlights_snippet: One of the boys also appears on profile of Mahmoud Abdullatif's widow .
  
highlights_snippet: The young boy is believed to be the son of Australian Khaled Sharrouf .