South African union workers protest against President Jacob Zuma

Thousands of workers fromSouth Africa's largest trade union federation,Cosatu marched against corruption throughout the country.

The country’s leadership has been engulfed by allegations of corruptionand business interests have undue influence on government officials fordodgy contracts.  

Dressed in red T-shirts and chanting old liberation songs, some of the protesters in Johannesburg were calling forPresident Jacob Zumato step down.

Cosatu was supported by another ally of the governing African NationalCongress (ANC), the South African Communist Party.  

These are the same groups which propelled President Zuma to power ten years ago, but now they are singing a different tune.  Elsewhere, 13 other protests took place in cities across South Africa.