MetroOkonjo-Iweala: How We Saved $3.5bn from Pensions, Oil Subsidy FraudOur Reporter July 14, 2021 by Our Reporter July 14, 20210365 Director-General of the World Trade Organisation (WTO), Dr. Ngozi Okonjo-Iweala, yesterday gave an account of how she superintended over saving Nigeria a cumulative of $3.5