We read more from "Putin's People" by Catherine Belton detailing how Russian organized crime black money was able to infiltrate western institutions.

https://en.wikipedia.org/wiki/Igor_Putin

https://www.forbes.com/sites/richardbehar/2013/04/20/scenes-from-an-arraignment-billionaire-art-scion-helly-ahmed-and-friends-in-100-million-russian-mob-gambling-case/?sh=7cef772171e0

https://www.justice.gov/sites/default/files/usao-sdny/legacy/2015/03/25/Tokhtakhounov,%20Alimzhan%20et%20al.%20Indictment_7.pdf

https://www.haaretz.com/us-news/.premium-the-russian-crime-organization-that-operated-in-trump-tower-1.5452362

https://en.wikipedia.org/wiki/Rosemary_Vrablic

https://www.rollingstone.com/politics/politics-features/michael-cohen-lanny-davis-russia-716413/

https://www.justice.gov/usao-sdny/pr/russian-oligarch-charged-violating-united-states-sanctions