A violent security crackdown on protesters fed up of Zimbabwe's dire economy and cost of living has forced President Emmerson Mnangagwa to cut short a trip to Europe.

Demonstrations began after President Mnangagwa announced a steep increase in the fuel price earlier this month.

In the past week alone, some food prices have almost doubled and a bus ticket into the capital Harare is twice what it was:

Bond notes were introduced in 2016. They were brought in because of a shortage of US dollars and South African rand - the main currencies in daily use after rampant inflation killed off the old Zimbabwean dollar in 2009.

But inflation means that bond notes are losing their value - and many people prefer to US dollars or EcoCash, a mobile phone payment system.