Weeks of torrential rains have battered Southern Africa, claiming more than 200 people and displacing over 400,000 across Mozambique, South Africa and Zimbabwe. As swollen rivers swept through communities, washing away homes, roads, and bridges, is there a way out? DW's Eddy Micah jr speaks with Jasper Knight, a climatologist at Witwatersrand University and DW correspondent Thuso Khumalo.