South Africa election campaign

Supporters of the ruling African National Congress display a banner with a picture of the president, Jacob Zuma, as they await his arrival outside Pretoria Photograph: Kim Ludbrook/EPA

Supporters of Democratic Alliance, the opposition party, attend an election rally in Mitchell's Plain township, Cape Town Photograph: Nic Bothma/EPA

A large campaign poster for the ANC covers the side of a building in downtown Johannesburg Photograph: John Moore/Getty Images

A boy does a flip on a trampoline in a street where telephone poles are covered in election posters at the township of Thokoza, on the outskirts of Johannesburg Photograph: Finbarr O'Reilly/Reuters

Several thousands of Congress of the People supporters listen to its deputy president, Mbhazima Shilowa, at the Site C stadium in Khayelitsha, on the outskirts of Cape Town Photograph: Gianluigi Guercia/AFP/Getty Images

A supporter of Congress of the People at an election rally in Khayelitsha Photograph: Nic Bothma/EPA

Supporters arrive at the Inkatha Freedom Party's last rally in Johannesburg at Thokoza stadium Photograph: Paballo Thekiso/AFP/Getty Images

A woman stands outside the ANC headquarters in downtown Johannesburg Photograph: Jerome Delay/AP

Supporters of Democratic Alliance, the opposition party, await the arrival of party leader and Cape Town mayor Helen Zille at an election rally in Mitchell's Plain Photograph: Mark Wessels/Reuters

An election poster for the Independent Democrats in downtown Johannesburg Photograph: Jerome Delay/AP

Supporters of the newly formed Congress of the People party cheer at an election rally in Khayelitsha Photograph: Mark Wessels/Reuters

Democratic Alliance supporters cheer as they wait for Helen Zille at an election rally in Westridge, Mitchells Plain Photograph: Rodger Bosch/AFP/Getty Images

Supporters of Congress of the People in DuNoon shack settlement outside Cape Town Photograph: Nic Bothma/EPA

Residents read Congress of the People pamphlets during its campaign in DuNoon Photograph: Nic Bothma/EPA

A woman and child walk past the Congress of the People bus during its campaign in DuNoon Photograph: Nic Bothma/EPA

A woman walks past a defaced mural depicting Jacob Zuma in Gugulethu, Cape Town Photograph: Nic Bothma/EPA

ANC supporters dance and sing during a campaign visit by Julius Malema, the ANC Youth League president, in Mitchell'ss Plain Photograph: Nic Bothma/EPA

Former South African President Nelson Mandela rides in a golf cart with Jacob Zuma after arriving at a campaign rally Photograph: John Moore/Getty Images

Winnie Mandela, former wife of Nelson Mandela, salutes the crowd from the stage Photograph: Alexander Joe/AFP/Getty Images

Mandela waves to supporters Photograph: Alexander Joe/AFP/Getty Images