Metro EFCC Nabs Alleged Ponzi Scheme Operator Promising Investors 50% RoI Economic and Financial Crimes Commission (EFCC) has arrested Umanah E. Umanah, alleged Ponzi scheme operator based in Uyo, Akwa Ibom State. Umanah , 62-year-old,... Ravenewsonline EditorNovember 26, 2020