George Webb did a good series of Vids on this last year. AG Rudy Guliani was involved in getting the conviction. The description at this link speaks of tax evasion, fraud, racketeering.
In reality, Rich was buying embargoed oil from Gadaffi, and selling it on the spot market, using it in an arms/drugs operation and splitting proceeds with Clintons. Comey did his usual slow walk and just not quite enough to charge BS.
In addition Rich was in one the oil/drugs/arms stuff in Kosovo and Bosnia. Same old play book that Clintons ran in Libya and Styria. However, the organ harvesting etc. is a big issue today in those areas too.
Investigation of the bank that was mentioned, meant a lot of money had to be moved quickly from that bank and to the CF and her 1100 “investors”. Should be a good trail to follow.