The African Union/UN Hybrid Operation in Darfur (UNAMID) provides assistance – mostly air support – to carry voting material to the different polling centres in Darfur. In this picture, taken on January 6th, 2011 – three days before the referendum ballots opened – a UNAMID Mi-8 helicopter brings ballot boxes and voting material to El Lait, North Darfur. Photograph: UNAMID - Olivier Chassot.