Zimbabwean President Emmerson Mnangagwa has broken off a trip to Europe after violent protests in his home country.
Mr Mnangagwa had been due to attend the Davos economic summit where he was expected to seek investment for Zimbabwe.
Ministers say the opposition Movement for Democratic Change (MDC) is using sharp fuel price increases as a pretext for violence.
But the MDC accuses the authorities of a brutal crackdown. Read more