Featured interview: Team4UA founder Jean-Christophe Bonis

You may have heard about 3D-printed rockets, prosthetics or even toys, but what about a 3D-printed building? Well, that's exactly what Team4UA is doing right now, building a primary school in Lviv, Ukraine. The project is part of its initiative to help build essential infrastructure. Joining Julia to discuss is Team4UA founder Jean-Christophe Bonis.  To learn more about how CNN protects listener privacy, visit cnn.com/privacy Learn more about your ad choices. Visit podcastchoices.com/adchoices