Thanks to the country’s oil and gas industries, Nigeria is now Africa’s largest economy. It is also one of the top 10 sources of illicit financial flows throughout the continent, losing billions over the last decade to “double offshoring” tax evasion schemes, established by international banks, the fossil fuel industry, and complicit Western regulatory regimes. On the latest episode of Africa Investigates, Khadija Sharife of the African Network of Centers for Investigative Reporting sheds light on the public cost of these corrupt financial systems.