U.S. Senator Tuberville Asks DOJ, SEC to Investigate Crypto Broker Prometheum

U.S. Senator Tuberville Asks DOJ, SEC to Investigate Crypto Broker Prometheum U.S. Senator Thomas Tuberville (R-Ala.) wrote an open letter to Attorney General Merrick Garland and Securities and Exchange Commission (SEC) Chair Gary Gensler asking them to investigate Prometheum, a special-purpose broker that recently secured federal permissions to offer crypto trading services.