He reportedly laundered US $17 million in funds that the Montoneros had received from illicit activities , principally ransoms paid for release of persons they had kidnapped .
Graiver was later reported to have secretly become the investment banker for the Montoneros leftist guerrilla group .
Graiver reportedly laundered US $17 million in funds that the Montoneros had received from illicit activities , principally ransoms paid for release of persons they had kidnapped .
Graiver was later reported to have secretly become the investment banker for the Montoneros leftist guerrilla group .