Hillary Clinton said so. And probably 17 intel agencies will confirm is any moment.
According to the left, asking questions = support for Putin. Some of us are just very suspicious about the lockstep, uncritical, way in which the media are presenting this, complete with blatant propaganda and false narratives. I would be much happier if Putin had never made this move, and it is clear that the globalists are lining up to turn it to their advantage.