On this final "60 Minutes" of 2019, CBS News Chief Medical Correspondent Dr. Jon La Pook leads the special on the new frontiers in medicine. An NIH clinical trial is ushering in a genetic revolution as an innovative type of gene therapy -- which is used to attempt to cure sickle cell anemia. Psychedelic drugs could help fight addiction and anxiety. And  the NYU School of Medicine is going tuition-free. See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.