Traders and customers at a market in Bukavu, the provincial capital of South Kivu province in Eastern DR Congo, express serious concern about the impact of the escalation of the conflict in the region. Rwanda-backed M23 fighters and Rwandan soldiers have made substantial gains in eastern DRC, taking the city of Goma last week, and have vowed to march across the vast country to the capital Kinshasa. “I sell maize from Goma, but there's no more traffic, we're suffering, we're short of produce, says Marceline Mugobe, a cassava flour seller. IMAGES AND SOUNDBITES