when Bill Browder's friend Safra organized billions of cash USD to Russia, it was very unusual… the amounts where huge by any standards and any bank regulator should have been awake, but it was probably allowed from the high positions.
Nobody said anything, until a journalist, Friedman wrote an article about it. That rang many bells and a lot of people were shtting their pants…
guess who came to rescue? white knight Chuck Schumer
From this book:
https://dxczjjuegupb.cloudfront.net/wp-content/uploads/2017/08/TheKillingOfWilliamBrowder_PrintLayout_6x9-1.pdf