CNN CNN Right Now With Brianna Keilar September 27, 2019 17:53:00
>> reporter: i traveled to virginia commonwealth university in richmond to meet this rese e researcher who's investigating vaping during this cbd craze. >> if it happens to be tainted you're increasing a rapid response of whatever it's adulterated with, which is some of the concern here. >> sanjay gupta is with us now. a lot of consumers will be surprised to find out cbd is not always safe. >> the issue, cbd itself, pure cbd is safe. it can be a medicine, it's nonpsycho active. the problem, it's a totally or wholly unregulated industry, which means when you buy a product you don't have any gua...
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