here @thirdgoWhat people say in the past, is useful in...

here @thirdgo
What people say in the past, is useful in determining how much notice to give their claims today. (eg: the same poster claims to never have suggested Russia blew up the pipeline).

[The 'it' is "blow up the NS pipeline".]
You keep asking the question “why would Russia do it?”, and you keep getting a clear answer: to smear the US and to attempt to split the US - Europe alliance.