http://news.independent.co.uk/uk/crime/article361044.ece
Toby Thompson
"The gang led by the man they called 'Uncle' was linked to 90 per cent of the heroin trade in Britain. But only now is the full story emerging of the brutal operation he ran from his fortified terraced house. Like many senior gangsters, Abdullah was also an informant for Customs and Excise, which allowed him to sabotage rivals and operate with protection. This fell apart when the now-defunct National Crime Squad began investigating. "