So one year later Google is discovering that Russian organisations were using Google to advertise in an alleged attempt to swing the US election for Trump.
Clearly their 'strict ad policies failed' and as the $$$ rolls in, they probably don't care who is paying them. This isn't cyber crime. It doesn't look like it's Googles talent versus tech criminals. It looks like they just bought ads.
We have a set of strict ads policies including limits on political ad targeting