I am aware of Hanlon's razor, and usually do give benefit of doubt for exactly that reason. People are often just as, if not more stupid than they are malicious.

Having said that, it is just inconceivable to me that such grave incompetence would come about when the person in question is quite literally the golden ticket to apprehending the pedo-ring to end all pedo-rings.

I don't even necessarily disbelieve that he killed himself, the motives are there - but I do firmly believe that at the very least somebody greased palms to make sure there were no witnesses to prevent him taking his life when the opportunity arose. Given the amount if corruption amongst the police, that is certainly something I'm willing to believe