He used to fix broken bicycles in Burundi, but as political troubles and killings mounted Nestor Kamza decided to flee. In search of safety he and his family walked non-stop for 24-hours until they reached Tanzania.

His family is among more than 100,000 people who have fled from political violence in Burundi and arrived in the Nyarugusu camp which has almost tripled in size. To alleviate overcrowding in the camp, UNHCR and its partners have planned to open three new camps and have started moving tens of thousands of Burundian refugees to a new, less congested, home