Svmuu News: According to market sources, the U.S. Department of Justice is investigating how Iran’s Supreme Leader Mujtaba built a vast global investment portfolio involving Wall Street banks.Investigators have begun looking into whether U.S. financial institutions, including JPMorgan Chase (JPM.N) and Citigroup (C.N), were involved in large-scale fund transfers between companies under Mojtaba’s control. (Jin Shi)