Dr. Seigel: 'Very optimistic' about the results of a cancer drug trial

Dr. Seigel: ‘Very optimistic’ about the results of a cancer drug trial

Fox News medical contributor Dr. Marc Seigel weighs in on reports of an experimental cancer drug on ‘Fox Business Tonight.’ #foxbusiness #foxbusinesstonight Subscribe to Fox Business! https://bit.ly/2D9Cdse Watch more Fox Business Video: https://video.foxbusiness.com Watch Fox Business Network Live: http://www.foxnewsgo.com/ FOX…