A protester holds a placard during a demonstration of Zimbabwean citizens outside the Zimbabwean Embassy in Pretoria following the announcement of a petrol price hike in Zimbabwe and the recent shut down of mobile phone networks and internet services.

A protester holds a placard during a demonstration of Zimbabwean citizens outside the Zimbabwean Embassy in Pretoria following the announcement of a petrol price hike in Zimbabwe and the recent shut down of mobile phone networks and internet services.