Is Russia clearly loosing? I hope so. But I'm not so sure. They didn't win immediately like they thought they would. But long term they might have better chance than Ukraine to win a war of attrition. (If murdering 100000s people and conquering ruined cities can be called "winning".)

Read [1] recently and it paints an bleaker picture than some other analyses.

https://www.russiamatters.org/analysis/whats-ahead-war-ukrai...