Fmr FDA commissioner: E-cig illnesses, deaths from home-made products
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Fmr FDA commissioner: E-cig illnesses, deaths from home-made products

Mark McClellan, former commissioner of the U.S. Food and Drug Administration, joins CNBC's "Closing Bell" to discuss Monday's deadline for Juul and other vaping companies to respond to FDA's letter revolving around e-cigarette marketing.
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Mon, Sep 30 20195:29 PM EDT