Dan Buettner, author of "The Blue Zones Solution,” and CBS News chief medical correspondent Dr. Jon LaPook join CBSN to talk about the connection between diet and living well beyond the average lifespan
Dan Buettner, author of "The Blue Zones Solution,” and CBS News chief medical correspondent Dr. Jon LaPook join CBSN to talk about the connection between diet and living well beyond the average lifespan.
