https://www.theregister.co.uk/2019/10/21/bitfinex_cryptocurrency_subpoenas/

iFinex, the parent company of crypto-currency exchange Bitfinex, is seeking subpoenas in its quest to recover more than $880m in missing funds.

Giancarlo Devasini, chief financial officer for iFinex, filed subpoena applications [PDF, PDF] in a US federal district court in California on October 18, demanding information and testimony from Citibank and banking-world bigwig Rondell “Rhon” Clyde Monroe regarding payment processor Crypto Capital.