The Department of Justice is reportedly looking into JPMorgan and Citigroup as part of an investigation into Iranian Supreme Leader Mojtaba Khamenei’s trail of money flows through the US. Amid a broader effort to crack down on money laundering and corruption, officials have launched a probe into how Khamenei has managed to build up a massive investment portfolio with exposure to Wall Street banks, Bloomberg reported , citing anonymous officials. Investigators are examining large money movements