In the latest round of sanctions over the invasion of Ukraine, the United States has blacklisted Russian President Vladimir Putin’s alleged girlfriend Alina Kabaeva and the tycoon owner of the second-largest estate in London. The former Olympic gymnast widely described as Putin’s girlfriend, and Natalya Popova, the wife of Kirill Dmitriev, the manager of the Russian government’s massive sovereign wealth fund have been sanctioned. The U.S. Treasury announced sanctions on Putin associate and billionaire Andrey Grigoryevich Guryev, who owns the Witanhurst estate, the second-largest estate in London after Buckingham Palace. Guryev is the founder and former deputy chairman of PhosAgro, a major supplier to global fertilizer markets. Watch this video for more details.