Violence in South Africa's townships has spread as residents protest about what they say is a lack of basic services, such as water and housing.
Police have fired rubber bullets at demonstrators in Johannesburg, the Western Cape and the north-eastern region of Mpumalanga.
More than 100 people have been arrested during the past week.
In Mpumalanga, there were reports of foreign-owned businesses being looted as foreigners sought police protection.
The rising tensions in the townships have revived memories of xenophobic attacks on foreigners last year in which more than 60 people died, says the BBC's Jonah Fisher in Johannesburg.
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