In conversation: Olympic swimmers Yusra Mardini and Katie Ledecky

In conversation: Yusra & Katie provides a unique perspective. The youngest ever UNHCR Goodwill Ambassador, Yusra Mardini, who was a member of the IOC Refugee Olympic Team Rio 2016 and will compete at Tokyo 2020 this summer, meets five-time Olympic Games gold medallist in swimming, Katie Ledecky. Also set to compete at Tokyo 2020 for Team USA, Ledecky is the most decorated woman in swimming history