Kapila so angered the host government in Khartoum that he had to resign his post.

CNN: 'A horror movie and a snuff movie'

Out of frustration, Kapila went outside proper channels and screamed to the media.

CNN: 'A horror movie and a snuff movie'

Both Egeland and Kapila approached Western governments but came away disappointed because most diplomats were focused on resolving another conflict, in southern Sudan, which had claimed 2 million lives over 20 years.

CNN: 'A horror movie and a snuff movie'

But that's not what Kapila was hearing.

CNN: 'A horror movie and a snuff movie'

But Kapila and Egeland wanted more.

CNN: 'A horror movie and a snuff movie'