Malnutrition and food insecurity are on worrying levels in Africa and experts believe improved sweet potato varieties could help reverse this. Dr. Hugo Campos, Project leader for SweetGAINS project joins CNBC Africa for more.

https://www.cnbcafrica.com/videos/2020/02/19/sweetgains-how-climate-resilient-sweet-potato-can-help-secure-africas-food-security/