20 photographs of the week

Bangui, Central African Republic

A voter prepares to vote at the Barthélemy Boganda high school polling station during the country’s presidential and legislative elections. The polls took place after a week of turbulence, marked by accusations of an attempted coup, the brief seizure of the country’s fourth-largest town and the dispatch of military personnel by Russia and Rwanda to help its beleaguered government.

Photograph: Alexis Huguet/AFP/Getty Images