The Russian government has already claimed that Ukraine is seeking nuclear weapons with US aid [0]. If it doesn't find a way to fit it's attack on, the fire at, and any resulting radiation release from the plant into that narrative with massaged details that make it both a heroic action by Russia and a dastardly one by Ukraine compounded by a Ukrainian propaganda effort to blame it on Russia...well, they aren't following the propaganda style they have been this whole invasion.

[0] https://www.google.com/amp/s/www.wsj.com/amp/articles/ukrain...