Odaily News The U.S. Department of Justice confirmed in two documents filed on Saturday that federal prosecutors hope to subpoena former FTX customers, investors and employees in the trial against SBF. Cooperating witnesses can speak about their relationship with the defendant and their understanding of the purpose of certain statements and actions by the defendant. Additionally, client witnesses may testify for no more than 30 minutes at a time and will involve minimal exhibits. The U.S. Department of Justice identified former FTX chief technology officer Gary Wang, former FTX engineering director Nishad Singh, and former Alameda Research CEO Caroline Ellison as three cooperating witnesses. They all admitted to FTX-related charges and will testify in court. (CoinDesk)