Are stolen Arab billions still locked in British banks? Jenny Cuffe reports.
Author Jake Arnott traces the history of corruption in the Metropolitan police.
Are police doing enough to tackle corruption in their ranks? Allan Urry investigates.
Did UK firms win multi-million pound oil contracts through bribes to corrupt officials?
Fran Abrams investigates the corruption that lay behind the Mubarak regime.
Gordon Corera investigates a secret fund belonging to the MI6 chief in the 1950s.
An investigation into international offshore finance.
Are the police really open to scrutiny when people complain about misconduct?
Journalist David Aaronovitch explores the idea of the Deep State.
Nadene Ghouri investigates the illegal market in fertility drugs.
A major investigation reveals how the world's most notorious regimes get around sanctions.
A major investigation reveals how the world's most notorious regimes get around sanctions