BBC looks at Jacob Zuma's Corruption

"Jacob Zuma is one of the most powerful men in South Africa. He controls the ruling African National Congress and is poised to replace President Thabo Mbeki as head of state. But Jacob Zuma has a problem. Prosecutors say he's corrupt and hope to bring him to trial in August. Mr Zuma says the charges are political, designed to keep him from power. For Assignment Martin Plaut travelled to South Africa to investigate."
You can listen to the assignment podcast episode here. It explains why Zuma's finances were controlled by Mr Shaik, and details Mr Zuma's contradictory attitude to the Arms Deal probe.