Bill Gates on Africa's population boom and the risk of the US turning inwards

With Africa's population set to double by 2050, Bill Gates has warned that progress in cutting poverty is at risk. The Microsoft co-founder speaks to the FT's Vanessa Kortekaas about the Gates Foundation's Goalkeepers report, which tracks levels of poverty and disease. ► Subscribe to FT.com here: http://bit.ly/2GakujT ► Subscribe to the Financial Times on YouTube: http://bit.ly/FTimeSubs For more video content from the Financial Times, visit http://www.FT.com/video Twitter https://twitter.com/ftvideo Facebook https://www.facebook.com/financialtimes