Amanpour and Company | Clip | Cellist Yo-Yo Ma on His Latest Profect, "Our Common Nature"

Can we enhance our humanity by deepening our ties with the natural world? Perhaps we can -- through music. The ever-inventive world-class cellist Yo-Yo Ma explores this union in his latest project, “Our Common Nature,” in which nature becomes his concert hall. Yo-Yo Ma joins Christiane from Chicago.