Africa's Big Philanthropy: Agriculture and Food Security

Around one in four people in sub-Saharan Africa is malnourished, and tackling food insecurity is a huge challenge. Alan Kasujja explores how big philanthropy is putting a lot of money into supporting agriculture to improve livelihoods. He talks to farmers in Kenya about the development of new seeds and scientific solutions like fortified crops. But he also discovers that not all farmers are happy about it.