Pope Francis in Congress; the Food Doctor, Gerard Mullin | WYPR

Pope Francis in Congress; the Food Doctor, Gerard Mullin

Sep 24, 2015

We get an update on Pope Francis' visit to Congress and his message on climate change. Then gastroenterologist and nutritionist Dr. Gerry Mullin joins us for a discussion of fad diets and fermented foods.

Credit Dave Malkoff / Flickr