Amid renewed controversy about Dr. Oz's credibility, former NBC News chief medical correspondent Dr. Bob Arnot speaks out.
http://edition.cnn.com/videos/tv/2015/04/19/rs-did-dr-oz-break-the-publics-trust.cnn
http://edition.cnn.com/videos/tv/2015/04/19/rs-did-dr-oz-break-the-publics-trust.cnn
"Industry henchmen" and a convicted criminal ...