“The overall impression given by the internal Garda investigative process was that complaints or matters of concern were put through a process of filtration or distillation so that, by the end of the process, any matter of concern had been removed as a form of impurity, and only what was good was found to remain.”
On RTE's Morning Ireland show, Lorna Siggins of the Irish Times discusses the recent Wikileaks cable which quoted a senior Shell executive saying that there "could be 20 or more Corribs out there".
http://www.rte.ie/news/morningireland/player.html?20101223,2876702,28767...