Families desperate for access to medical marijuana are moving to Colorado from other states. That includes the Riddle family. They say medical marijuana helped save their little boy's life, and now they want to end his chemotherapy. Chief Medical Correspondent Dr. Sanjay Gupta has their story.
Anderson discussed all of this with Dr. Sanjay Gupta.
Anderson Cooper goes beyond the headlines to tell stories from many points of view, so you can make up your own mind about the news. Tune in weeknights at 8 and 10 ET on CNN.
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