https://www.reuters.com/article/us-usa-switzerland-tax/ex-sw...
https://www.justice.gov/usao-sdny/pr/manhattan-us-attorney-c...
https://www.justice.gov/opa/pr/former-ubs-banker-charged-hel...
This wasn't mainstream news, but neither was the sanctioning of Tornado cash. You just happened to hear about one but not the other.