Only the original files pertaining to the murder/suicide will tell us the truth about this.
His statement is in the archives on the forum.
It seems that any evidence available here and now is denied in favour of some 'other evidence' that remains hidden. No matter what is posted to prove certain facts, there will always be the mantra that 'what really happened, is hidden'. It's like playing "I've got a secret" - a game popular with primary school kids and 9 out of 10 times, they don't really have a secret anyway.