Benefits of Cannabis To Be Analyzed by Newly Humbled Sanjay Gupta

Sanya Gupta, a doctor and CNN's chief medical correspondent, will unveil a documentary Sunday, Aug. 11 on the medical benefits of marijuana, including a strain that has been helping children with severe epilepsy in Colorado. Parents of epileptic children in New Jersey are pressing Gov. Christie to sign a bill that would make it easier for them to use cannabis.