More pigeon shouting.
Of course not. Russia's never going to admit it and unless they have the type of collapse they had in '89 and open up their records, nobody will ever be able to confirm it 'beyond reasonable doubt.'
I doubt he personally did it and there's no accounting for human error.
Hence you believing it and pushing that agenda.
It will be almost impossible to find conclusive evidence in this case. It's going to be a 'who dunnit' for history to speculate...
I personally doubt that Putin is daft enough to 'feck-up' such a crime...
It was probably a double-treble bluff by the CIA or MI5... a conspiracy theorists dream.