South Africa's security forces have deployed outside hospitals as unions defy a court order to keep essential services open during their strike.
Police have fired rubber bullets at striking health workers, injuring several protesters in Durban.
The army has sent medical teams to 37 hospitals around the country to keep emergency health services open.
Some one million civil servants began their strike on Wednesday, in a dispute over pay.
The government on Saturday obtained an injunction against the strike, which the unions immediately condemned. BBC News
