Rebels in the eastern Democratic Republic of Congo are on a mission to repair their image. The M23 rebel army, which seized control of areas along the border with Rwanda, is now establishing its own administration, complete with ministers, committees and local councils. The militia is trying to present itself as a new type of Congolese army; as a stabilising, liberating force rather than the old-fashioned gang of thugs. But some residents remain sceptical about their motives. Al Jazeera's Peter Greste reports from the town of Rutshuru.