Attorney General Todd Blanche dismisses questions about a Russian oligarch who paid for a party at Donald Trump Jr.'s wedding earlier this year and said President Trump did not know the Russian ▻ ↧ US Congress Democrats probe Russian oligarch financing of Trump Jr.... Democrats in the U.S. Congress launched an investigation ‌this week into reports that a Russian oligarch paid hundreds of thousands of dollars for the wedding celebrations of President Donald Trump's son earlier this year.