China has once again dominated a list of global self-made female billionaires. Emily Feng is China correspondent for the Financial Times in Beijing, and tells us why Chinese women are proving to be so successful. On International Women's Day, we also hear about a girl empowerment initiative in Kano, Nigeria. And the president of Mauritania, Ameenah Gurib, tells us what it's like being Africa's only female national leader. We report from Santiago, Chile, where the Trans-Pacific Partnership trade deal is being signed. Plus Margi Murphy, technology reporter at the Daily Telegraph tells us why some of Amazon's Alexa smart loudspeakers have taken to spontaneously laughing out loud. Show less