Nothing in the main media as everyone is picking up on the Twitter story.
If it is true, the only option for dynastic succession is based about the older half brother Kim Jong Nam, who killed his chances at the leadership spot when he was busted trying to get into Japan. Its clear that there is no love lost for his brother who he never met
http://edition.cnn.com/2012/01/17/wo...on/?hpt=hp_mid
Kim Jong-Chul is not a serious consideration for leadership and is a low level leader in the Workers party. His father believes that he was too feminine to be a successor (Gay)
Kim Sul-Song is Jong-Ils daughter and is involved in security arrangements for her late father and is now in the Propaganda division of the government.
REcent picture of her in the back